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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...than 0 is no longer exposed to the light. Turning the Calculator On and Off To turn the BA-20 on, expose the solar panel to the right of direct sunlight and high temperatures. Protect your BA-20 from prolonged periods of the decimal). Apostrophes separate large numbers into ...hundreds, thousands, etc. (such as 44'444'444). E Error condition. 3-ENG Number in memory. . Calculator Display Memory Indicator Minus Sign Error Indicator You...
...than 0 is no longer exposed to the light. Turning the Calculator On and Off To turn the BA-20 on, expose the solar panel to the right of direct sunlight and high temperatures. Protect your BA-20 from prolonged periods of the decimal). Apostrophes separate large numbers into ...hundreds, thousands, etc. (such as 44'444'444). E Error condition. 3-ENG Number in memory. . Calculator Display Memory Indicator Minus Sign Error Indicator You...
Quick Reference Guide
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Pressing R before @, E, B, or C clears the display without affecting calculations. Press R twice to correct entry errors. Basic Operations J Clears the calculator and the memory. the memory is displayed. R Press once to clear the calculator; Note: The BA-20 completes arithmetic operations as required. Calculations with a decimal point 10 places to the left of its true position, and E is...
Pressing R before @, E, B, or C clears the display without affecting calculations. Press R twice to correct entry errors. Basic Operations J Clears the calculator and the memory. the memory is displayed. R Press once to clear the calculator; Note: The BA-20 completes arithmetic operations as required. Calculations with a decimal point 10 places to the left of its true position, and E is...
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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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 @ D Discounts: $250 less 5% discount = ? 250 E 5 I - 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
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 @ D Discounts: $250 less 5% discount = ? 250 E 5 I - 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
Quick Reference Guide
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... one of sequence or entered using keys from different columns. 8-ENG 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 the lower key. ¦...; The results are known. CST SEL MAR SEL CST CST MAR MAR SEL Using the keys in making informed decisions concerning cost, selling price, and profit margin.
... one of sequence or entered using keys from different columns. 8-ENG 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 the lower key. ¦...; The results are known. CST SEL MAR SEL CST CST MAR MAR SEL Using the keys in making informed decisions concerning cost, selling price, and profit margin.
Quick Reference Guide
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...; Add a number to memory that results in the display. In Case of a negative number. 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). ¦...error occurs when you have cleared the overflow condition by zero. ¦ Find the square root of Difficulty ¦ Expose the calculator to clear the calculator. Press R once to clear the error, press R twice or J once to adequate light. ¦ Review the instructions and repeat the...
...; Add a number to memory that results in the display. In Case of a negative number. 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). ¦...error occurs when you have cleared the overflow condition by zero. ¦ Find the square root of Difficulty ¦ Expose the calculator to clear the calculator. Press R once to clear the error, press R twice or J once to adequate light. ¦ Review the instructions and repeat the...