Monroe 6120 User Manual page 7

16. [+]
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.
17. [-]
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.
18. [∗]
Prints and clears the accumulator. When GT switch is on, the result will be added to or
subtracted from GT accumulator.
19. [◊]
Prints the accumulated amount but does not clear the Accumulator.
20. [#/D]
Prints displayed contents but does not perform any calculation; prints the figure in the
display even if the print switch is in "D" position.
21. [%]
Completes percent calculation when Multiplication or Division is pending.
22. [∆%]
Automatically compares any two amounts, prints the actual numerical difference
between them, then calculates and prints the percent change or the gross margin
percentage. This calculation is also possible via [%] instead of [=].
23. [MU]
From a known cost of goods and desired gross margin, this key automatically
calculates and prints the amount of Markup and the selling price.
24. [GT]
Print and clear the Grand Total Accumulator.
25. [M+]
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.
26. [M-]
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.
27. [M◊]
Prints but does not clear the Memory.
28. [M∗]
Prints and clears the Memory.
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