Quick Reference Guide
Page 1
... 10 Percentage Calculations 12 Percentage Change Calculations 13 Margin and Markup Calculations 14 Compound Interest Calculations 16 Annuity Calculations 18 Converting to EFF or APR 23 Balance, Interest, and Principal 24 Statistics 27 Common Keystroke Sequences 30 Error Conditions 35 In Case of Difficulty 37 TI Product Service and Warranty Information 38 © 1996 by Texas Instruments Incorporated 1
... 10 Percentage Calculations 12 Percentage Change Calculations 13 Margin and Markup Calculations 14 Compound Interest Calculations 16 Annuity Calculations 18 Converting to EFF or APR 23 Balance, Interest, and Principal 24 Statistics 27 Common Keystroke Sequences 30 Error Conditions 35 In Case of Difficulty 37 TI Product Service and Warranty Information 38 © 1996 by Texas Instruments Incorporated 1
Quick Reference Guide
Page 2
...mode clears the contents of the mode registers. Changing to perform special functions. Indicators in memory or the mode registers. Modes The calculator can do arithmetic, mathematical, and percentage operations in any mode. 2 This key also clears the display, all pending operations, ...and values in the display tell you the calculator's current mode. STAT displays for statistics, FIN for profit margin mode. 2-Changes the calculator to a particular mode, press 2 repeatedly until the appropriate indicator is displayed. No indicator ...
...mode clears the contents of the mode registers. Changing to perform special functions. Indicators in memory or the mode registers. Modes The calculator can do arithmetic, mathematical, and percentage operations in any mode. 2 This key also clears the display, all pending operations, ...and values in the display tell you the calculator's current mode. STAT displays for statistics, FIN for profit margin mode. 2-Changes the calculator to a particular mode, press 2 repeatedly until the appropriate indicator is displayed. No indicator ...
Quick Reference Guide
Page 3
Pressing u also sets the calculator to perform the "second" functions that have a second function, the key performs its effect. Second Functions 0 (Second Function)-Enables you press another key. If you ... its normal function. When you press 0, 2nd appears in the mode registers. To perform a second function, press 0 and then the appropriate function key. Clearing the Calculator u (All Clear/On)-Clears the calculator completely, including the display, all pending operations, and the memory and mode registers.
Pressing u also sets the calculator to perform the "second" functions that have a second function, the key performs its effect. Second Functions 0 (Second Function)-Enables you press another key. If you ... its normal function. When you press 0, 2nd appears in the mode registers. To perform a second function, press 0 and then the appropriate function key. Clearing the Calculator u (All Clear/On)-Clears the calculator completely, including the display, all pending operations, and the memory and mode registers.
Quick Reference Guide
Page 4
... digits. Note: No indicator displays when the calculator is in the financial mode. The calculator is in the financial mode.) (continued) 4 The Display The display shows a maximum of 10 digits, although the calculator internally retains a maximum of the next key pressed (appears when you press 0). The calculator computes annuities as beginning-ofperiod payments rather...
... digits. Note: No indicator displays when the calculator is in the financial mode. The calculator is in the financial mode.) (continued) 4 The Display The display shows a maximum of 10 digits, although the calculator internally retains a maximum of the next key pressed (appears when you press 0). The calculator computes annuities as beginning-ofperiod payments rather...
Quick Reference Guide
Page 6
Arithmetic Operations Entering Numbers 6 - ? (Digits)-Enter digits into the display. A (Decimal Point)-Enters a decimal point. @ (Change Sign)-Changes the sign of addition, subtraction, multiplication, and division. Arithmetic Keys p, o, n, m-Perform the arithmetic operations of the number in the display. You can enter a maximum of a calculation. 6 l (Equals)-Completes all pending operations and displays the result of 10 digits and a decimal point. To enter a negative number, first enter the number as a positive value and then press @.
Arithmetic Operations Entering Numbers 6 - ? (Digits)-Enter digits into the display. A (Decimal Point)-Enters a decimal point. @ (Change Sign)-Changes the sign of addition, subtraction, multiplication, and division. Arithmetic Keys p, o, n, m-Perform the arithmetic operations of the number in the display. You can enter a maximum of a calculation. 6 l (Equals)-Completes all pending operations and displays the result of 10 digits and a decimal point. To enter a negative number, first enter the number as a positive value and then press @.
Quick Reference Guide
Page 7
... y in the incorrect order, press w to clear the display and start again. To clear all pending operations and begin the calculation again, press - w (x Exchange y)-Exchanges the values of x and y. Then complete the calculation. Correcting Immediate Functions You can correct the operation by performing the "reverse" operation. then enter the correct number. This...
... y in the incorrect order, press w to clear the display and start again. To clear all pending operations and begin the calculation again, press - w (x Exchange y)-Exchanges the values of x and y. Then complete the calculation. Correcting Immediate Functions You can correct the operation by performing the "reverse" operation. then enter the correct number. This...
Quick Reference Guide
Page 8
...set the number of decimal places displayed in the range -9,999,999,999 to -0.000000001, 0, or 0.000000001 to a power (exponent). The calculator is displayed in scientific notation. If a result has fewer than the selected number of decimal places, trailing 0s are displayed in a result. ...c A. For example, 5.9 12 means 5.9 x 1012. Display Formats Floating-Decimal Format The calculator normally displays numbers in "standard" floating-decimal format, in which numbers are added. 8 If the result of a calculation is too large or too small to be displayed in the normal format, it on. This...
...set the number of decimal places displayed in the range -9,999,999,999 to -0.000000001, 0, or 0.000000001 to a power (exponent). The calculator is displayed in scientific notation. If a result has fewer than the selected number of decimal places, trailing 0s are displayed in a result. ...c A. For example, 5.9 12 means 5.9 x 1012. Display Formats Floating-Decimal Format The calculator normally displays numbers in "standard" floating-decimal format, in which numbers are added. 8 If the result of a calculation is too large or too small to be displayed in the normal format, it on. This...
Quick Reference Guide
Page 9
... to store the first number (thereby replacing any numeric value within the range of the calculator. Then use r to store, sum, and recall a numeric value. Use s 0 P to display the total. r (Store)-Stores the displayed numeric value in the memory, replacing any ...
... to store the first number (thereby replacing any numeric value within the range of the calculator. Then use r to store, sum, and recall a numeric value. Use s 0 P to display the total. r (Store)-Stores the displayed numeric value in the memory, replacing any ...
Quick Reference Guide
Page 10
The number can be positive or zero; The displayed number must be any positive number within the range of the calculator or calculates any root of any value whose square is the same as multiplying the number by itself. Enter the number (y) that completes the operation.... 10 otherwise, an error condition occurs. Press l or any key that you want to raise to a power. 2. Enter the power (x). 4. To calculate a power: 1. The result is always positive. 0 H (Universal Power)-Raises any positive number to the second power, which is the same as one divided by ...
The number can be positive or zero; The displayed number must be any positive number within the range of the calculator or calculates any root of any value whose square is the same as multiplying the number by itself. Enter the number (y) that completes the operation.... 10 otherwise, an error condition occurs. Press l or any key that you want to raise to a power. 2. Enter the power (x). 4. To calculate a power: 1. The result is always positive. 0 H (Universal Power)-Raises any positive number to the second power, which is the same as one divided by ...
Quick Reference Guide
Page 11
Press 0 H. 3. Press l or any key that completes the operation. 0 G (Natural Logarithm)-Calculates the natural logarithm (base e = 2.718281828459) of the displayed number. To calculate a root: 1. Calculates the natural antilogarithm of the displayed number. Enter the number (y) whose root you want to the power of the number in the display. 11 The number must be positive; Enter the root (x). 4. Press 0 \. 5. otherwise, an error condition occurs. 0 ^ (Natural Antilogarithm)- This is equivalent to the value of e raised to find. 2.
Press 0 H. 3. Press l or any key that completes the operation. 0 G (Natural Logarithm)-Calculates the natural logarithm (base e = 2.718281828459) of the displayed number. To calculate a root: 1. Calculates the natural antilogarithm of the displayed number. Enter the number (y) whose root you want to the power of the number in the display. 11 The number must be positive; Enter the root (x). 4. Press 0 \. 5. otherwise, an error condition occurs. 0 ^ (Natural Antilogarithm)- This is equivalent to the value of e raised to find. 2.
Quick Reference Guide
Page 12
Calculates n% of the principal amount. Operation Percentage Add-On Discount Percentage Ratio Key Sequence n n E l p n E l o n E l m n E l Function Calculates n% of the principal amount and subtracts the result from the principal. Percentage Calculations E (Percent)-Calculate percentages, add-ons, discounts, and percentage ratios. Divides the principal amount by n%. 12 Calculates n% of the principal amount and adds the result to the principal.
Calculates n% of the principal amount. Operation Percentage Add-On Discount Percentage Ratio Key Sequence n n E l p n E l o n E l m n E l Function Calculates n% of the principal amount and subtracts the result from the principal. Percentage Calculations E (Percent)-Calculate percentages, add-ons, discounts, and percentage ratios. Divides the principal amount by n%. 12 Calculates n% of the principal amount and adds the result to the principal.
Quick Reference Guide
Page 13
Press 0 4. 3. Enter the old value. 4. Old value Old value x 100 If the result is positive, there is a percentage decrease. 13 Enter the new value. 2. Press l. The percentage change : 1. To calculate the percentage change is calculated by the formula: New value - If the result is negative, there is a percentage increase. Percentage Change Calculations 0 4 (Percent Change)-Calculates the percentage change between two values.
Press 0 4. 3. Enter the old value. 4. Old value Old value x 100 If the result is positive, there is a percentage decrease. 13 Enter the new value. 2. Press l. The percentage change : 1. To calculate the percentage change is calculated by the formula: New value - If the result is negative, there is a percentage increase. Percentage Change Calculations 0 4 (Percent Change)-Calculates the percentage change between two values.
Quick Reference Guide
Page 14
Margin and Markup Calculations To calculate cost, selling price. U (Margin)-Enters the gross profit margin, which is the difference between selling price and cost expressed as a percentage of the cost. If ... price is less than the cost. For example, to recall. S (Selling Price)-Enters the selling price, gross profit margin, or markup, use 2 to set the calculator to the profit-margin mode (no display indicator). If the percentage is negative, the selling price. 0 Z (Markup)-Enters the markup, which is greater than the...
Margin and Markup Calculations To calculate cost, selling price. U (Margin)-Enters the gross profit margin, which is the difference between selling price and cost expressed as a percentage of the cost. If ... price is less than the cost. For example, to recall. S (Selling Price)-Enters the selling price, gross profit margin, or markup, use 2 to set the calculator to the profit-margin mode (no display indicator). If the percentage is negative, the selling price. 0 Z (Markup)-Enters the markup, which is greater than the...
Quick Reference Guide
Page 15
Press 1 and the key for the unknown value. 15 Performing Markup Calculations To calculate cost, selling price, or gross profit margin: 1. Press 1 and the key (or key sequence) for the unknown value. Enter the two known values (CST, SEL, ... margin mode (no display indicator). 2. Press 0 b to clear the registers and use 2 to enter the profit margin mode (no display indicator). 2. Performing Gross Profit Margin Calculations To calculate cost, selling price, or markup: 1.
Press 1 and the key for the unknown value. 15 Performing Markup Calculations To calculate cost, selling price, or gross profit margin: 1. Press 1 and the key (or key sequence) for the unknown value. Enter the two known values (CST, SEL, ... margin mode (no display indicator). 2. Press 0 b to clear the registers and use 2 to enter the profit margin mode (no display indicator). 2. Performing Gross Profit Margin Calculations To calculate cost, selling price, or markup: 1.
Quick Reference Guide
Page 16
...for compound interest problems. 16 I-Percent interest per compounding period. C-Total number of regular, equal payments). Compound Interest Keys In compound interest calculations, the following keys are used to the financial mode (FIN appears in the display). With a savings account, for example, FV represents ...worth in which no payment is involved, the payment (PMT) is worth today. When the payment has a value other than zero, the calculator treats the problem as an annuity (a series of compounding periods. With a savings account, for example, PV represents what your money is ...
...for compound interest problems. 16 I-Percent interest per compounding period. C-Total number of regular, equal payments). Compound Interest Keys In compound interest calculations, the following keys are used to the financial mode (FIN appears in the display). With a savings account, for example, FV represents ...worth in which no payment is involved, the payment (PMT) is worth today. When the payment has a value other than zero, the calculator treats the problem as an annuity (a series of compounding periods. With a savings account, for example, PV represents what your money is ...
Quick Reference Guide
Page 17
..., or FV). 3. Press 0 b to clear the registers and use 2 to recall. For compound interest calculations, the payment (PMT) must know any three of the four values (N, %i, PV, or FV). Performing Compound Interest Calculations To perform a compound interest calculation, you want to enter the financial mode (FIN appears in the display). 2. This value is...
..., or FV). 3. Press 0 b to clear the registers and use 2 to recall. For compound interest calculations, the payment (PMT) must know any three of the four values (N, %i, PV, or FV). Performing Compound Interest Calculations To perform a compound interest calculation, you want to enter the financial mode (FIN appears in the display). 2. This value is...
Quick Reference Guide
Page 18
...effect until you cancel it (by pressing 0 a again) or leave the financial mode. § When Begin is in the display, the calculator solves using end-of-period payments. An annuity is involved. 18 Pressing 0 a causes Begin to compute for annuity-due problems (beginning-of-... beginning-of-period payments. 0 a (Beginning-of-Period)-Sets the calculator to appear in the display. Annuity Calculations For annuity calculations, use beginning-of-period payments, be sure that Begin is not in the display, the calculator solves using beginning-of-period payments. § When Begin is not...
...effect until you cancel it (by pressing 0 a again) or leave the financial mode. § When Begin is in the display, the calculator solves using end-of-period payments. An annuity is involved. 18 Pressing 0 a causes Begin to compute for annuity-due problems (beginning-of-... beginning-of-period payments. 0 a (Beginning-of-Period)-Sets the calculator to appear in the display. Annuity Calculations For annuity calculations, use beginning-of-period payments, be sure that Begin is not in the display, the calculator solves using beginning-of-period payments. § When Begin is not...
Quick Reference Guide
Page 19
...represents the final amount withdrawn. K-Present value of a series of payments plus the future value of -period payments). 19 Annuity Keys In annuity calculations, the following keys are solving (as explained on page 20). I-Percent interest per payment period. This value may be made in addition to ...enter or calculate the values listed below. With a loan, PV represents the loan amount. With a loan, FV represents any balloon payment that must be ...
...represents the final amount withdrawn. K-Present value of a series of payments plus the future value of -period payments). 19 Annuity Keys In annuity calculations, the following keys are solving (as explained on page 20). I-Percent interest per payment period. This value may be made in addition to ...enter or calculate the values listed below. With a loan, PV represents the loan amount. With a loan, FV represents any balloon payment that must be ...
Quick Reference Guide
Page 20
Annuity Calculations (Continued) Recalling Values To recall a value that you have a present value. (If there is no future value, FV=0.) § If payments are compounded forward, the ...
Annuity Calculations (Continued) Recalling Values To recall a value that you have a present value. (If there is no future value, FV=0.) § If payments are compounded forward, the ...
Quick Reference Guide
Page 21
... Note: Generally, solving for the unknown value. Press 0 a to enter the financial mode (FIN appears in the display). 2. Follow these steps to clear the calculation. 21 Ensure that the calculator is set correctly for the type of the five values (N, % i, PV, PMT, or FV). If you must know any four of annuity... calculation desired. § For ordinary annuities, Begin should not be displayed. § For annuities due, Begin should be displayed. Press 1 and the key for ...
... Note: Generally, solving for the unknown value. Press 0 a to enter the financial mode (FIN appears in the display). 2. Follow these steps to clear the calculation. 21 Ensure that the calculator is set correctly for the type of the five values (N, % i, PV, PMT, or FV). If you must know any four of annuity... calculation desired. § For ordinary annuities, Begin should not be displayed. § For annuities due, Begin should be displayed. Press 1 and the key for ...
