Memory Operations - Texas Instruments BA-20 Profit Manager Quick Reference Manual

Determine the Cost (CST column keys)
If the selling price of an item is $1.25 and
the margin is 20%, find the cost of the item?
1.25 Q 20 K
Determine the Selling Price (SEL column keys)
If the cost of an item is $1.00 and the margin
is 20%, find the selling price.
1 S 20 K
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

Memory Operations

M appears in the display when the memory contains a
number other than zero.
L
L L Clears memory.
M
N
Recalls the value in memory to the display.
Adds the displayed value to the value in
memory.
Subtracts the displayed value from the value
in memory.
9-ENG
1.
1.25
20.