19. | Sign Change Key |
| Reverse the sign on the display. |
20. [∆%] | Delta Percentage |
| Automatically compares any two amounts and then calculates and |
| prints the difference and percent of change. |
21. [C/CE] | Clear / Clear Entry Key |
Clears a live entry by pressing this key once. Press twice to clear the accumulator or pending calculation. Does not clear the Memory or Grand total.
22.
The calculator uses the conventional
23. [−] | Minus Key |
| Subtracts an amount from the accumulator. To subtract the same |
| amount more than one time (repeat subtraction), enter that amount |
| once and depress the Minus key as many times as necessary. If this |
| key is depressed immediately after [%] key, it works as percent minus |
| key. |
24. [+] | Plus Key |
| Adds an amount to the accumulator. To add the same amount more |
| than one time (repeat addition), enter that amount once and depress |
| the Plus key as many times as necessary. If this key is depressed |
| immediately after [%] key, it works as percent plus key. |
25. | [N] | Item Count Key |
|
| Calculations with item count and/or averaging. Also used to set the N |
|
| count to Gross or Net. |
26. | [# / S] | Date / Subtotal Key |
#: It will print live entry as an identifier as an invoice number with “#” mark.
| S : | It prints but does not clear the accumulator. |
27. | [T] | Total Key |
|
| Prints and clears the accumulator. When this key is pressed with the |
|
| “GT” switch is on, the result is accumulated automatically in the |
|
| memory register. |
28. [MT] | Memory Total Key | |
|
| Prints and clears the memory. |
29. | [MS] | Memory Subtotal Key |
|
| Prints but does not clear the memory. |
30. | Memory Minus Key | |
|
| Subtracts an amount from memory. If there is a live calculation |
|
| pending, the Memory Minus key will complete the calculation and |
|
| subtract the amount from Memory. |
31. | [M +] | Memory Plus Key |
|
| Adds an amount to memory. If there is a live calculation pending, the |
|
| Memory plus key will complete the calculation and accumulate the |
|
| result to Memory. |
32. [⎟], [=] | Square Root |
By depressing the ⎟ and then the = key the square root result will be achieved.
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