Other Worksheets 77
Note: This guidebook categorizes calculator variables by their method of
entry. (See “Types of Worksheet Variables” on page17.)
Gross Profit Margin and Markup
The terms margin and markup often are used interchangeably, but each
has a distinct meaning.
Gross profit margin is the difference between selling price and cost,
expressed as a percentage of the selling price.
Markup is the difference between selling price and cost, expressed as
a percentage of the cost.
Clearing Profit Margin Worksheet Variables
To clear the Profit Margin worksheet variables and reset default
values, press & z. All Profit Margin worksheet variables
default to zero.
To reset default values for all calculator variables and formats,
including the Profit Margin worksheet variables, press & }
!.
Computing Profit Margin
1. To select the Profit Margin worksheet, press & w. The CST value
appears.
2. To enter a value for one of the two known variables, press # or " to
select a variable, then key in a value and press !.
3. Repeat step 2 for the second known variable.
4. To compute a value for the unknown variable, press # or " to select
the variable and press %. The calculator displays the computed
value.
Example: Computing Profit Margin
The selling price of an item is $125. The gross profit margin is 20%. Find
the original cost.
Selling price #SEL Enter/compute
Profit margin #MAR Enter/compute
To Press Display
Select Profit Margin worksheet. &w CST= 0.00
Enter selling price. # 125 !SEL= 125.00
Variable Key Display Variable Type