7
3 Press the
SEND
key.
The negative result now appears in the active program on
your computer.
USB Calculator/Keypad Keys
Function Keys
The following tables list the keypad’s keys and their functions.
Key
Function
M+
Adds the displayed number into memory.
M-
Subtracts the displayed number from memory.
MRC
Pressing once transfers the memory contents onto the
display. Pressing a second time clears memory.
TAB
Specifies the number of decimal places for rounding.
MU
(Mark Up)
Calculates price and percentage values based on
known factors.
Example 1:
Calculate the selling price, where the
original cost is $100 and the margin on the sale price
is 20%.
Key Sequence:
100[/]20[MU]
Result:
The selling price is $125
Example 2:
Calculate the mark up percentage, where
the original cost is $100, the margin on the sale price
is 20% and the selling price is $125.
Key Sequence:
100[/]20[MU][MU]
Result:
The mark up amout is $25
GT
Displays the grand total memory.
%
Performs percentages, mark up, mark down, ratio,
and rate of change calculations.
Extracts the square root of the displayed positive
number.
