Texas Instruments BA-20 Profit Manager Скачать руководство пользователя страница 7

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7-ENG

Ba20eng.doc BA-20 UK English Susan Gullord
Rev: 11/25/02 8:38 AM Pr: 11/25/02 8:43 AM 7 of 12

Percent Calculations

Percentages:

5% of $250 = ?

250

12.5

Add-ons:

$250 plus 5% markup = ?

250

262.5

— or —

250

12.5

262.5

Discounts:

$250 less 5% discount = ?

250

237.5

— or —

250

12.5

237.5

Ratios:

$600 is what percent of $1,500?

600

1500

40.

Combinations:

$129 less 25% discount

plus 4% tax = ?

129

100.62

Содержание BA-20 Profit Manager

Страница 1: ...Ba20eng doc BA 20 UK English Susan Gullord Rev 11 25 02 8 38 AM Pr 11 25 02 8 43 AM 1 of 12 BA 20 Profit Manageré Quick Reference Guide English ...

Страница 2: ... 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 ...

Страница 3: ...s no longer exposed to the light Protect your BA 20 from prolonged periods of direct sunlight and high temperatures Calculator Display You can enter and display 10 digit numbers with a maximum of 9 digits to the right of the decimal Apostrophes separate large numbers into hundreds thousands etc such as 44 444 444 M Number other than 0 is stored in memory Number in the display is negative E Error c...

Страница 4: ... inserting zeros as required Calculations with more than 10 digits to the right of the decimal point are rounded to 10 digits Basic Operations J Clears the calculator and the memory R Press once to correct entry errors Pressing R before E B or C clears the display without affecting calculations Pressing R immediately after E B or C clears the calculation Press R twice to clear the calculator the m...

Страница 5: ...ions with a Constant The BA 20 retains the last operation and its associated number This allows you to repeat calculations by entering only the new number and 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 ...

Страница 6: ...hat precedes it 3 Q 8 3 Q 15 3 Q 30 3 B 8 D 24 15 D 45 30 D 90 Squares and Square Roots To square a number enter the number and press B D 2 52 2 5 B D 6 25 1 6 x 2 5 2 1 6 B 2 5 B D 16 To find the square root of a number enter the number and press A 144 1 44 A 12 162 33 16 B D 33 D A 17 Note Attempting to find the square root of a negative number results in an error ...

Страница 7: ...Calculations Percentages 5 of 250 250 B 5 F 12 5 Add ons 250 plus 5 markup 250 5 F 262 5 or 250 B 5 F 12 5 D 262 5 Discounts 250 less 5 discount 250 E 5 I 237 5 or 250 B 5 F 12 5 E D 237 5 Ratios 600 is what percent of 1 500 600 C 1500 F 40 Combinations 129 less 25 discount plus 4 tax 129 E 25 F 4 F 100 62 ...

Страница 8: ...an be calculated when the other two are known The following points should be noted while working cost sell margin problems The column of keys you use is determined by the type of calculation 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 displayed after the last entry ...

Страница 9: ...e cost of an item is 1 00 and the margin is 20 find the selling price 1 S 20 K 1 25 Determine the Margin MAR column keys If the cost of an item is 1 00 and the selling price is 1 25 find the margin percentage 1 S 1 25 Q 20 Memory Operations M appears in the display when the memory contains a number other than zero L Recalls the value in memory to the display L L Clears memory M Adds the displayed ...

Страница 10: ... Rev 11 25 02 8 38 AM Pr 11 25 02 8 43 AM 10 of 12 Examples 4 Q 11 99 12 Q 0 98 L L 4 B 11 99 M 47 96 M 12 B 98 N 11 76 M L 36 2 M 7 9 8 1 5 2 2 8 L L 5 2 2 8 N 8 M 7 9 8 1 C 16 M L D 2 M 4 Q 11 99 x 43 15 x L L 4 B 11 99 M 47 96 M 43 15 E L D 4 81 M ...

Страница 11: ...ing R once An error occurs when 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 results in an overflow more than 10 digits to the left of the decimal point page 3 Add a number to memory that would exceed its 10 digit capacity page 9 Divide a number by zero Find the sq...

Страница 12: ...Product hardware Service Customers in the U S Canada Mexico Puerto Rico and Virgin Islands Always contact Texas Instruments Customer Support before returning a product for service All other customers Refer to the leaflet enclosed with this product hardware or contact your local Texas Instruments retailer distributor Service and Warranty Information For information about the length and terms of the...

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