Quick Reference Guide
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The BA.20 Profit Manageré Turning the Calculator On and Off 3 Calculator Display 3 Accuracy and Rounding Information 4 Basic Operations 4 Calculations with a Constant 5 Squares and Square Roots 6 Percent Calculations 7 Cost, Sell, and Margin 8 Memory Operations 9 Error Conditions 11 In Case of Difficulty 11 TI Support and Service Information 12 Service and Warranty Information 12 2000, 2002 Texas Instruments Incorporated 2-ENG
The BA.20 Profit Manageré Turning the Calculator On and Off 3 Calculator Display 3 Accuracy and Rounding Information 4 Basic Operations 4 Calculations with a Constant 5 Squares and Square Roots 6 Percent Calculations 7 Cost, Sell, and Margin 8 Memory Operations 9 Error Conditions 11 In Case of Difficulty 11 TI Support and Service Information 12 Service and Warranty Information 12 2000, 2002 Texas Instruments Incorporated 2-ENG
Quick Reference Guide
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... prolonged periods of the decimal). The BA-20 turns off when the solar panel is negative. Number in memory. . Calculator Display Memory Indicator Minus Sign Error Indicator You can enter and display 10-digit numbers (with a maximum of 9 digits to the right of ... Number other than 0 is stored in the display is no longer exposed to an adequate light and press J. E Error condition. 3-ENG Turning the Calculator On and Off To turn the BA-20 on, expose the solar panel to the light. Apostrophes separate large numbers into hundreds, thousands, etc. (such as 44'444'444).
... prolonged periods of the decimal). The BA-20 turns off when the solar panel is negative. Number in memory. . Calculator Display Memory Indicator Minus Sign Error Indicator You can enter and display 10-digit numbers (with a maximum of 9 digits to the right of ... Number other than 0 is stored in the display is no longer exposed to an adequate light and press J. E Error condition. 3-ENG Turning the Calculator On and Off To turn the BA-20 on, expose the solar panel to the light. Apostrophes separate large numbers into hundreds, thousands, etc. (such as 44'444'444).
Quick Reference Guide
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... are entered. 4-ENG Basic Operations J Clears the calculator and the memory. Note: The BA-20 completes arithmetic operations as required. Calculations with a decimal point 10 places to the left of a calculation. the memory is displayed. G Changes the sign ... R before @, E, B, or C clears the display without affecting calculations. H Enters a decimal point. Press R twice to correct entry errors. Pressing R immediately after @, E, B, or C clears the calculation. When a calculation result exceeds 9999999999, the first 10 digits are rounded to the right...
... are entered. 4-ENG Basic Operations J Clears the calculator and the memory. Note: The BA-20 completes arithmetic operations as required. Calculations with a decimal point 10 places to the left of a calculation. the memory is displayed. G Changes the sign ... R before @, E, B, or C clears the display without affecting calculations. H Enters a decimal point. Press R twice to correct entry errors. Pressing R immediately after @, E, B, or C clears the calculation. When a calculation result exceeds 9999999999, the first 10 digits are rounded to the right...
Quick Reference Guide
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... pressing D. For addition, subtraction, and division, pressing D repeats the operation and the number that follows it. 2 + 3 = ?; 4 + 3 = ?; 6 + 3 = ? 2 @ 3 D 5. 4 D 7. 6 D 9. 8 - 6 = ?; 3 - 6 = ?; 10 - 6 = ? 8 E 6 D 2. 3 D 3. - 10 D 4. 27 P 3 = ?; 15 P 3 = ?; 24 P 3 = ? 27 C 3 D 9. 15 D 5. 24 D 8. 5-ENG Calculations with a Constant The BA-20 retains the last operation and its associated number. Examples 7.921 + 1.6 - 12.321 = ? 7.921 @ 1.6 E 12.321 D 2.8 - 12 Q 13 6 =? 12 B13 C 6 D 26.
... pressing D. For addition, subtraction, and division, pressing D repeats the operation and the number that follows it. 2 + 3 = ?; 4 + 3 = ?; 6 + 3 = ? 2 @ 3 D 5. 4 D 7. 6 D 9. 8 - 6 = ?; 3 - 6 = ?; 10 - 6 = ? 8 E 6 D 2. 3 D 3. - 10 D 4. 27 P 3 = ?; 15 P 3 = ?; 24 P 3 = ? 27 C 3 D 9. 15 D 5. 24 D 8. 5-ENG Calculations with a Constant The BA-20 retains the last operation and its associated number. Examples 7.921 + 1.6 - 12.321 = ? 7.921 @ 1.6 E 12.321 D 2.8 - 12 Q 13 6 =? 12 B13 C 6 D 26.
Quick Reference Guide
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or - 250 B 5 F E D Ratios: $600 is what percent of $250 = ? 250 B 5 F Add-ons: $250 plus 4% tax = ? 129 E 25 F @ 4 F 12.5 262.5 12.5 262.5 237.5 12.5 237.5 40. 100.62 7-ENG or - 250 B 5 F @ D Discounts: $250 less 5% discount = ? 250 E 5 I - Percent Calculations Percentages: 5% of $1,500? 600 C 1500 F Combinations: $129 less 25% discount plus 5% markup = ? 250 @ 5 F -
or - 250 B 5 F E D Ratios: $600 is what percent of $250 = ? 250 B 5 F Add-ons: $250 plus 4% tax = ? 129 E 25 F @ 4 F 12.5 262.5 12.5 262.5 237.5 12.5 237.5 40. 100.62 7-ENG or - 250 B 5 F @ D Discounts: $250 less 5% discount = ? 250 E 5 I - Percent Calculations Percentages: 5% of $1,500? 600 C 1500 F Combinations: $129 less 25% discount plus 5% markup = ? 250 @ 5 F -
Quick Reference Guide
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... MAR SEL Using the keys in making informed decisions concerning cost, selling price, and profit margin. Cost, Sell, and Margin The BA-20 assists you want to make. ¦ Within each column, two keys identify the data required for that calculation. ¦ Data for the top key must be entered prior to data for... results are displayed after the last entry has been made. ¦ An error message is displayed if the data is determined by the type of calculation you in the CST, SEL, and MAR columns, any one of these figures can be noted while working costsell-margin problems: ¦ The column ...
... MAR SEL Using the keys in making informed decisions concerning cost, selling price, and profit margin. Cost, Sell, and Margin The BA-20 assists you want to make. ¦ Within each column, two keys identify the data required for that calculation. ¦ Data for the top key must be entered prior to data for... results are displayed after the last entry has been made. ¦ An error message is displayed if the data is determined by the type of calculation you in the CST, SEL, and MAR columns, any one of these figures can be noted while working costsell-margin problems: ¦ The column ...
Quick Reference Guide
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...; Review the instructions and repeat the calculation. 11-ENG Press R once to clear the error, press R twice or J once to clear the calculator. Do not continue calculations after you attempt to: ¦ Enter data into a cost, sell, or margin calculation using an incorrect key sequence (page ...8). ¦ Enter an integer with more than 10 digits (page 4). ¦ Perform a calculation that would exceed its 10-digit...
...; Review the instructions and repeat the calculation. 11-ENG Press R once to clear the error, press R twice or J once to clear the calculator. Do not continue calculations after you attempt to: ¦ Enter data into a cost, sell, or margin calculation using an incorrect key sequence (page ...8). ¦ Enter an integer with more than 10 digits (page 4). ¦ Perform a calculation that would exceed its 10-digit...