3|) subtotal memory key, Total memory key @ 0 date key, 19) ¡ml average key – Sharp CS-2870 User Manual
Page 9: G) [¡a change sign key, M] multiple use key, Display format, Calculation display (main), Memory symbol, Minus symbol, Error symbol
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(3|)
SUBTOTAL MEMORY KEY
@ [«] TOTAL MEMORY KEY
@ 0 DATE KEY:
Can be used to store and display/print or recall the date or any other factor
for repeated use in an application.
(19)
¡Ml
average
KEY:
Used to calculate the average.
(g)
[¡a
change
sign
KEY:
Changes the algebraic sign of a number (i.e., positive to negative or negative
to positive).
@
[M] MULTIPLE USE KEY:
Used to perform mark-ups, percent change and automatic add-on/discount.
(g) DISPLAY
Display format:
Calculation display (main):
Item counter display (sub):
Symbols:
I
Memory symbol
Appears when a number is in the memory.
Minus symbol
Appears when a number is negative.
Error symbol
Appears when an overflow or other error is detected.
Grand total memory symbol
Appears when a number is in the grand total memory.