TL;DR (Too Long; Didn't Read) Enter the base number, and then press the carat or ^ symbol (located along the left edge of the keyboard), followed by the exponent. Enter the base number for your exponent. For example, if the exponential expression in question is 5 3, the base number is 5. Press the carat or ^ symbol, which is located along the ...Oct 11, 2018 · A quick tutorial on how to find statistics from a data set including mean and standard deviation on the Texas Instruments TI-30X iis Scientific CalculatorCon... TI-30xa What is the label on the "shift" key(s) yellow-shift: 2nd Where is the shift key? top left Scientific notation; entering. Identify the key used to enter the exponent. (It is usually EE or EXP, or similar.) Copy. First, type the number to be put to a negative power. Then, press the exponent button. Then, press the open parenthesis button. Now press the change-sign button. Then, press the number that is the opposite of the number the first number was to be put to the power of. Now, press the close parenthesis button. Now, press enter.TI-30XA Calculator Tips Calculator Memory - To use the memory function, hit the STO key to store a number in either memory 1, 2, or 3. o To store the product of , hit STO ; you will now have stored in memory 1 (M1) o To recall the value that is being stored in memory 1 (M1), use the RCL button. RCL 1 Overview The TI-30Xa is Texas Instruments’ most basic scientific calculator. This calculator does all that a classic scientific calculator does and not much more. This Calculator is meant for elementary and possibly middle school science and math classes but not much more. It also may be perfect for anyone who wan’s a calculator for their….Sep 20, 2022 · It will adjust the exponent for you. o To do factorials, enter the number, then press PRB . How do you do 6.02 x10 23 on a calculator? type in the significant figures, 6.02. hit the 2nd key (top left) hit the EE button (above the #7, also X-1) type in the exponent, 23. Can TI 30x IIS do exponents? About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Texas Instruments TI-30XA Texas Instruments - Editorial Reviews (1) Add editorial review. www.reviewstream.com. Review: Texas Instruments TI-30XA Scientific Calculator. I just recently bought this calculator for a chemistry course about a year ago, and it has been incredibly easy to use. TI-30Xa, TI-30XIIS, TI-30XS Multiview, TI 34 Multiview, TI-36X Pro, Casio fx-300ES Plus, Casio fx-300MS Plus, Casio fx-300MS Square root, Square, Cube Root, Cube, Powers of 2, Powers of 3, Exponents, Raising numbers to powers, raising numbers to exponents, Taking the roots of whole numbers, Assessment, Teacher Assessment, Formative Assessment ...Suppose you want the value y x. On most calculators, you enter the base, press the exponent key and enter the exponent. Here's an example: Enter 10, press the exponent key, then press 5 and enter. (10^5=) The calculator should display the number 100,000, because that's equal to 10 5. Before you start making a list of calculations, however, you ...The TI-30Xa is one of the best calculators for 8 th graders. It performs many functions such as trigonometric functions, powers, factorials, reciprocals, and much more. The calculator is powered by a battery for your ease and convenience. The calculator is ideal for primary and advanced math, which is why you can also use the calculator as you ...This key is for the exponent function (exponents over 2). The second function of this key is for roots over 2. The answer for square roots will be displayed as a whole number or a simplified root. The answer for roots over 2 will be displayed as a whole number or a decimal. Example of a simplified root: Example:In the MathPrint™ mode, you can enter up to four levels of consecutive nested functions and expressions, which include fractions, square roots, exponents with ^, xÑ, and x When you calculate an entry on the Home screen, depending upon space, the answer is displayed either directly to the right of the entry or on the right side of the next line.How to put exponents on a ti-30xa Step 3 Find the two notches at the top of the calculator. Insert a flat-head screwdriver into one of the notches and carefully pry open the top end of the case. Locate where the case is still attached at the sides. Insert the flat-head screwdriver into one side where the gap has widened. The TI-30XA is an inexpensive scientific calculator approved for use on SAT and ACT tests, two of the most common college entrance exams, and on Advanced Placement exams. You may not take your own calculator to these exams, so become familiar beforehand with specific capabilities and limitations of the TI-30XA calculator handed out with the test.TI-30Xa, TI-30XIIS, TI-30XS Multiview, TI 34 Multiview, TI-36X Pro, Casio fx-300ES Plus, Casio fx-300MS Plus, Casio fx-300MS Square root, Square, Cube Root, Cube, Powers of 2, Powers of 3, Exponents, Raising numbers to powers, raising numbers to exponents, Taking the roots of whole numbers, Assessment, Teacher Assessment, Formative Assessment ...used to get the second (or third) function for a specific key. If there are two shift keys, you can list both. TI-30xa What is the label on the shift key(s) yellow shift: 2nd Where is the shift key? top left Scientific notation; In. Identify the key that is used to specify the exponent. (It's usually EE or EXP, or similar.)Calculator giving incorrect answers... It's a TI-30Xa bought brand new as part of a set for my Chemistry class. I checked the modes and it's set to degrees, so I don't think its a setting issue. Sometimes it's right: 1+1=2, 2X2=4, 4+4=8, 8X8=64. When multiplying two digit numbers it seems to move the decimal point to the left one place: 11X5=5. ...A quick tutorial on how to solve logs and LN natural log of any base on the Texas Instruments TI-30Xa Scientific CalculatorHopefully youve found somethin. 1 Enter 5 and press 2nd LOG 10 x is labeled above it. That is enter 1000 LOG. ƒ To turn off the TI-30Xa Solar cover the solar panel with the slide case. Insert a flat-head screwdriver into ... Each section is followed by instructions for keystroke examples that demonstrate the TI-30XS MultiView™ and TI-30XB MultiView functions. All references in this manual will refer to the TI-30XS MultiView, but are also applicable for the TI-30XB MultiView. Examples assume all default settings, as shown in the Modes section.The 2nd Function Key. You’ll seldom employ some of the 30XA’s more esoteric functions when taking the college entrance and Advanced Placement tests. One key function that you may not be familiar with, however, is essential for successful completion of the test. This is the yellow [2nd function] key at the upper left-hand corner of the keyboard.Independent work by students - no prep needed by teacher. Just print a copy of the tutorial and worksheet for each student and watch them learn how to use their calculators well. This step by step Exponents and Roots Tutorial, with images of the calculator and the relevant keys, guides students to i... Jul 27, 2021 · One of the many functions of the calculator is solving logarithmic equations of both base 10 and natural logs of base e. Enter the base of the term on the left side of the equation then press “LOG. ” Write the value down. For example, for the equation 3^ (2x+1) = 15, enter “15” then “LOG” into the TI-30X. Enter the base of the term ... Apr 24, 2017 · The TI-30 is sold in three different models, including the TI-30Xa, the TI-30X IIS and the TI-30XS Multiview. The TI-30 calculator line is ideal for advanced scientific calculations, particularly if you are a student. All of the TI-30 calculators provide a function to calculate the natural log of whatever number you enter into the calculator. The TI-30 is sold in three different models, including the TI-30Xa, the TI-30X IIS and the TI-30XS Multiview. The TI-30 calculator line is ideal for advanced scientific calculations, particularly if you are a student. All of the TI-30 calculators provide a function to calculate the natural log of whatever number you enter into the calculator.Apr 24, 2017 · The TI-30 is sold in three different models, including the TI-30Xa, the TI-30X IIS and the TI-30XS Multiview. The TI-30 calculator line is ideal for advanced scientific calculations, particularly if you are a student. All of the TI-30 calculators provide a function to calculate the natural log of whatever number you enter into the calculator. The TI-30Xa is one of the best calculators for 8 th graders. It performs many functions such as trigonometric functions, powers, factorials, reciprocals, and much more. The calculator is powered by a battery for your ease and convenience. The calculator is ideal for primary and advanced math, which is why you can also use the calculator as you ...Reset your calculator to eliminate the syntax error messageThe TI-36X Solar calculates up to 12 digits and can display up to 10 digits plus a minus sign (-9,999,999,999 through 9,999,999,999) and a 2-digit exponent. Results with more than 10 digits display in scientific notation. To input an exponent using the TI-30X IIS/B, TI-34 II Explorer Plus, TI-30XS MultiView, and TI-34 MultiView, use the carat [^] key. For TI-30X IIS/B, TI-34 II Explorer Plus, and TI-30XS MultiView users, the carat key is located below the [p] key. For TI-34 MultiView users, the carat key is located below the [x 2] key. For example: 3 4 = ? LOG) TI-30Xa and Casio fx-250HC are the same for all these operations. Enter 3.16 (3 digits meaning of key [H+] ) Press X (time key) Type 10 Press xy key (can be labeled as yx key, or xy or yx. This allows you to set the next number entered as an exponent of 10) Type 4 (this is a negative exponent of This video tutorial will show you how to enter exponents in the TI-30XS Multiview CalculatorFor a TI-30 calculator: Take for example the number 1.52 x 105. To type this number as it is in scientific notation, first type in 1.52. Next press the [2nd] key and then the key that has EE printed above it (it's the x-1 key). The EE means " x 10 to the power of". After you press the [EE] key, type in the exponent 5.To input an exponent using the TI-30X IIS/B, TI-34 II Explorer Plus, TI-30XS MultiView, and TI-34 MultiView, use the carat [^] key. For TI-30X IIS/B, TI-34 II Explorer Plus, and TI-30XS MultiView users, the carat key is located below the [p] key. For TI-34 MultiView users, the carat key is located below the [x 2] key. For example: 3 4 = ?Sep 29, 2021 · TI-30Xa Calculator: Using numbers in exponential notation Robert Gist 20 subscribers Subscribe 3 Share 377 views 1 year ago COLORADO SPRINGS How to enter and use numbers in exponential... Scientific Calculator. eCalc is a free and easy-to-use online scientific calculator that supports and resembles a ti-30 with many advanced features, including unit conversion, equation solving, square roots, EE functions, and even complex-number math. eCalc is offered as both a free online calculator and as a downloadable calculator. 0 0. Apr 28, 2022 · Copy. First, type the number to be put to a negative power. Then, press the exponent button. Then, press the open parenthesis button. Now press the change-sign button. Then, press the number that is the opposite of the number the first number was to be put to the power of. Now, press the close parenthesis button. Now, press enter. Find the two notches at the top of the calculator. Insert a flat-head screwdriver into one of the notches and carefully pry open the top end of the case. Locate where the case is still attached at the sides. Insert the flat-head screwdriver into one side where the gap has widened. Now gently pry apart the sides of the case. Independent work by students - no prep needed by teacher. Just print a copy of the tutorial and worksheet for each student and watch them learn how to use their calculators well. This step by step Exponents and Roots Tutorial, with images of the calculator and the relevant keys, guides students to i... How to work with numbers in scientific notation with the TI-30XA calculator. Demonstrates how to toggle back-and-forth between standard/normal/floating notat...operations, settings, and memory. TI-30Xa Solar ¦ To turn on the TI-30Xa Solar, expose the solar panel to light and press !. Note: Always press ! to clear the calculator because memory and display may contain incorrect numbers. ¦ To turn off the TI-30Xa Solar, cover the solar panel with the slide ; Texas Instruments TI30XA | User Manual - Page 4 Print the tutorial, hand it to students and watch them be able to …. 1. Calculate the square and square root of all numbers. 2. Calculate any higher power than 2 of any number. 3. Calculate any root other than the square root of any number. 4. Do complex computations with all exponents and roots using their calculator. The TI-30 is sold in three different models, including the TI-30Xa, the TI-30X IIS and the TI-30XS Multiview. The TI-30 calculator line is ideal for advanced scientific calculations, particularly if you are a student. All of the TI-30 calculators provide a function to calculate the natural log of whatever number you enter into the calculator.TI-30XA Calculator Tips Calculator Memory - To use the memory function, hit the STO key to store a number in either memory 1, 2, or 3. o To store the product of , hit STO ; you will now have stored in memory 1 (M1) o To recall the value that is being stored in memory 1 (M1), use the RCL button. RCL 1 To input an exponent using the TI-30X IIS/B, TI-34 II Explorer Plus, TI-30XS MultiView, and TI-34 MultiView, use the carat [^] key. For TI-30X IIS/B, TI-34 II Explorer Plus, and TI-30XS MultiView users, the carat key is located below the [p] key. For TI-34 MultiView users, the carat key is located below the [x 2] key. For example: 3 4 = ?Ans 0.000316 or 3.16 x 10-4 2. If the [H+] = 3.16 x 10-4 and you are asked to find the pH (this is calculating a -LOG). The TI-30Xa and Casio fx-250HC are the same except where indicated. Enter 3.16 ( the 3 significant digits of the [H+] ) a. on the TI press EE key b.Jun 17, 2015 · TI-30Xa: Exponents (Powers) and Exponentials. Calculator Expert. 37.7K subscribers. 157K views 8 years ago. In this short video I will show you how you can access the exponents and exponential... How to work with numbers in scientific notation with the TI-30XA calculator. Demonstrates how to toggle back-and-forth between standard/normal/floating notat...Jul 13, 2015 · This video will give you a complete overview of all of the functions that the Texas Instruments TI-30XA scientific calculator has to offer: from statistics ... This key is for the exponent function (exponents over 2). The second function of this key is for roots over 2. The answer for square roots will be displayed as a whole number or a simplified root. The answer for roots over 2 will be displayed as a whole number or a decimal. Example of a simplified root: Example:used to get the second (or third) function for a specific key. If there are two shift keys, you can list both. TI-30xa What is the label on the shift key(s) yellow shift: 2nd Where is the shift key? top left Scientific notation; In. Identify the key that is used to specify the exponent. (It's usually EE or EXP, or similar.)Mastering the calculator using the Texas TI-30XIIB and TI-30XIIS 11 4. Powers 4.1 Squaring and higher powers 62 means 6 × 6. You can use the square key to do this calculation. (It is shown on the photograph of your calculator here.) Press the display should read 36. Or you can use the power key on your calculator.Jul 24, 2021 · Overview The TI-30Xa is Texas Instruments’ most basic scientific calculator. This calculator does all that a classic scientific calculator does and not much more. This Calculator is meant for elementary and possibly middle school science and math classes but not much more. It also may be perfect for anyone who wan’s a calculator for their…. How to put exponents on a ti-30xa Step 3 Find the two notches at the top of the calculator. Insert a flat-head screwdriver into one of the notches and carefully pry open the top end of the case. Locate where the case is still attached at the sides. Insert the flat-head screwdriver into one side where the gap has widened. TI-84 models find square roots using a second function key. The square root function key is located above the x -squared (x 2) key. To access the square root function, press the second function key (2nd) in the upper left corner of the key pad. Then press the x 2 key and input the value to be evaluated. Press Enter to calculate the square root.This key is for the exponent function (exponents over 2). The second function of this key is for roots over 2. The answer for square roots will be displayed as a whole number or a simplified root. The answer for roots over 2 will be displayed as a whole number or a decimal. Example of a simplified root: Example:Rounding and Decimals Tutorial for your TI-30Xa Calculator. Created by. Real-Life Mathematics. Independent work by students – no prep needed by teacher. Just print a copy of the tutorial and worksheet for each student and watch them learn how to use their calculators well. This step by step Rounding and Decimals Tutorial, with images of the ...This is a quick tutorial on how to do basic exponents or powers including square roots, cube roots and others, on the Texas Instruments TI-30Xa calculator.Co...This video shows how to enter Powers or Scientific Notation into the TI-30XA Calculator. Example of Powers 4^6 , Scientific Notation 3.45 x 10^4 The TI-30X IIS/B and TI-34 II Explorer Plus do not have the functionality for solving equations. The variables on these calculators are solely for memory purposes. However, users can incorporate the variables into algebra by storing a value to the variable and using that variable to solve the expression.Press the "On/c" button to clear the calculator. Enter a figure and then hit the "X" key followed by another figure and then the "2nd" key to work out a percentage. This sum will multiply the first figure by the second to two decimal points. Entering "200 X 5 "2nd" and then "=" would give you 5 percent of 200, or 10, for example.MEMORIES: 1 DISPLAY: 12 LEDs KEYBOARD: 31 buttons SWITCHES: Top Right On/Off BATTERIES: 3-AA NiCads PHYSICAL: 5.8" x 3.2" x 1.3" WEIGHT: 8.25 ounces PRODUCTION: Introduced on August 1, 1975 COST: $49.95 INFO: o Possibly the last TI slide rule calculator that did not have trig functions. SR-20 AC only version of the SR-22 SR-20 was a slightly ...The Texas Instruments TI-30XA scientific calculator can do this for you. It is extremely handy when it comes to figuring tricky fractions. It can add, subtract, multiply, and divide fractions when entered in a traditional numerator/denominator format. This calculator can also do a variety of conversions, from fractions to decimals, degrees to ... Scientific notation and display setting Apr 28, 2022 · Copy. First, type the number to be put to a negative power. Then, press the exponent button. Then, press the open parenthesis button. Now press the change-sign button. Then, press the number that is the opposite of the number the first number was to be put to the power of. Now, press the close parenthesis button. Now, press enter. 2nd, X-1, then just the exponent (include the negative sign, if present) SCI/ENG o To change that scientific notation to a “regular” number, press 2nd , DRG , and to FLO , = , =. (FLO – floating decimal) o To multiply or divide in scientific notation, enter the first item as scientificPress the "Log" button on your calculator. The number you immediately see is the exponent for the original number you entered. Assuming the base number is 10 (which it will always be on a graphing or scientific calculator), you have to multiply 10 by itself the number of times you see onscreen to reach your original number. Check your work.TI-30Xa Calculator: Using numbers in exponential notation Robert Gist 20 subscribers Subscribe 3 Share 377 views 1 year ago COLORADO SPRINGS How to enter and use numbers in exponential...The TI-30Xa is one of the best calculators for 8 th graders. It performs many functions such as trigonometric functions, powers, factorials, reciprocals, and much more. The calculator is powered by a battery for your ease and convenience. The calculator is ideal for primary and advanced math, which is why you can also use the calculator as you ...Sep 20, 2022 · It will adjust the exponent for you. o To do factorials, enter the number, then press PRB . How do you do 6.02 x10 23 on a calculator? type in the significant figures, 6.02. hit the 2nd key (top left) hit the EE button (above the #7, also X-1) type in the exponent, 23. Can TI 30x IIS do exponents? On most calculators, you enter the base, press the exponent key and enter the exponent. Here’s an example: Enter 10, press the exponent key, then press 5 and enter. (10^5=) The calculator should display the number 100,000, because that’s equal to 105. How do you use a TI 30Xa?used to get the second (or third) function for a specific key. If there are two shift keys, you can list both. TI-30xa What is the label on the shift key(s) yellow shift: 2nd Where is the shift key? top left Scientific notation; In. Identify the key that is used to specify the exponent. (It's usually EE or EXP, or similar.)LOG) TI-30Xa and Casio fx-250HC are the same for all these operations. Enter 3.16 (3 digits meaning of key [H+] ) Press X (time key) Type 10 Press xy key (can be labeled as yx key, or xy or yx. This allows you to set the next number entered as an exponent of 10) Type 4 (this is a negative exponent of Mar 18, 2016 · This video will show you how to calculate positive, negative & fraction exponents using your Texas Instrument TI-30X IIS. It will also show you how to conve... Jun 17, 2015 · TI-30Xa: Exponents (Powers) and Exponentials. Calculator Expert. 37.7K subscribers. 157K views 8 years ago. In this short video I will show you how you can access the exponents and exponential... LOG) TI-30Xa and Casio fx-250HC are the same for all these operations. Enter 3.16 (3 digits meaning of key [H+] ) Press X (time key) Type 10 Press xy key (can be labeled as yx key, or xy or yx. This allows you to set the next number entered as an exponent of 10) Type 4 (this is a negative exponent of LOG) TI-30Xa and Casio fx-250HC are the same for all these operations. Enter 3.16 (3 digits meaning of key [H+] ) Press X (time key) Type 10 Press xy key (can be labeled as yx key, or xy or yx. This allows you to set the next number entered as an exponent of 10) Type 4 (this is a negative exponent ofMar 13, 2018 · Suppose you want the value y x. On most calculators, you enter the base, press the exponent key and enter the exponent. Here's an example: Enter 10, press the exponent key, then press 5 and enter. (10^5=) The calculator should display the number 100,000, because that's equal to 10 5. Before you start making a list of calculations, however, you ... This video will show you how to calculate positive, negative & fraction exponents using your Texas Instrument TI-30X IIS. It will also show you how to conve...
Mar 13, 2018 · Suppose you want the value y x. On most calculators, you enter the base, press the exponent key and enter the exponent. Here's an example: Enter 10, press the exponent key, then press 5 and enter. (10^5=) The calculator should display the number 100,000, because that's equal to 10 5. Before you start making a list of calculations, however, you ... . Alvin isd 2023 24 calendar
Each section is followed by instructions for keystroke examples that demonstrate the TI-30XS MultiView™ and TI-30XB MultiView functions. All references in this manual will refer to the TI-30XS MultiView, but are also applicable for the TI-30XB MultiView. Examples assume all default settings, as shown in the Modes section.First, press the number you want to take the factorial of, press the “x!” key, and finally press the “=” key to evaluate it. Finding the “x!” key on your calculator will be the most challenging part of the operation. In some cases, the key is found on a secondary or tertiary function, with the symbol above the button you need to ...Scientific Calculator. eCalc is a free and easy-to-use online scientific calculator that supports and resembles a ti-30 with many advanced features, including unit conversion, equation solving, square roots, EE functions, and even complex-number math. eCalc is offered as both a free online calculator and as a downloadable calculator. 0 0. TI-30X IIB / TI-30X IIS Quick Reference Guide TI-30X Plus MultiView™ Guidebook TI-30X Pro MathPrint™ Guidebook 1.0 TI-30X Pro MultiView™ Guidebook TI-30Xa / TI-30Xa Solar Guidebook TI-30Xa / TI-30Xa Solar School Edition Guidebook TI-30XS / TI-30XB MultiView™ GuidebookCopy. First, type the number to be put to a negative power. Then, press the exponent button. Then, press the open parenthesis button. Now press the change-sign button. Then, press the number that is the opposite of the number the first number was to be put to the power of. Now, press the close parenthesis button. Now, press enter.A quick tutorial on how to square, cube, and solve positive and negative exponents or powers on the Texas Instruments TI-30XS Multiview calculator used for GED exams. Contents: 0:00 Intro 0:19 ...The TI-30Xa is a scientific calculator made by Texas Instruments. This single-line calculator contains three memory stores labeled “M1,” “M2” and “M3.”. Storing numbers in memory makes working with the same few numbers easier, letting you quickly pull a stored number back up for use. Step 3 – The TI-30Xa is really a scientific ...This is a quick tutorial on how to do basic exponents or powers including square roots, cube roots and others, on the Texas Instruments TI-30Xa calculator.Co...Reset your calculator to eliminate the syntax error messageAug 3, 2021 · The TI-30Xa is a scientific calculator made by Texas Instruments. This single-line calculator contains three memory stores labeled “M1,” “M2” and “M3.”. Storing numbers in memory makes working with the same few numbers easier, letting you quickly pull a stored number back up for use. Step 3 – The TI-30Xa is really a scientific ... Apr 24, 2017 · The TI-30 is sold in three different models, including the TI-30Xa, the TI-30X IIS and the TI-30XS Multiview. The TI-30 calculator line is ideal for advanced scientific calculations, particularly if you are a student. All of the TI-30 calculators provide a function to calculate the natural log of whatever number you enter into the calculator. The Orion TI-30XS MultiView™ Talking Scientific Calculator is referred to as the Orion TI-30XS. In order to make this document accessible for all users, we indicate keys on the TI-30XS portion of the calculator with a bold font. For visual and audio clarification purposes, we also use brackets around the words or symbols for aTo calculate logarithms with a base different than 10, you may use the following workaround: 1) Input [160] Press [LOG]. 2) Press [÷]. 3) Input [4] Press [LOG]. 4) Press [=] to complete the calculation. The calculator will display 3.6609. Please see the Scientific Model family guidebooks for additional information. TI-30XA Calculator Tips Calculator Memory - To use the memory function, hit the STO key to store a number in either memory 1, 2, or 3. o To store the product of , hit STO ; you will now have stored in memory 1 (M1) o To recall the value that is being stored in memory 1 (M1), use the RCL button. RCL 1The TI-30Xa is one of the best calculators for 8 th graders. It performs many functions such as trigonometric functions, powers, factorials, reciprocals, and much more. The calculator is powered by a battery for your ease and convenience. The calculator is ideal for primary and advanced math, which is why you can also use the calculator as you ...This video shows how to enter Powers or Scientific Notation into the TI-30XA Calculator. Example of Powers 4^6 , Scientific Notation 3.45 x 10^4exponents for scientific notation. For a TI-83/84 To ensure that the number you type in remains in scientific notation, press the mode key and highlight SCI on the top line. If you keep it in NORMAL mode, the number will be expanded when you press the enter key. Lets use the same example as the TI-30, #1.52# x #10^5#. Type in the 1.52..