BA II Plus Calculator Manual
Other Worksheets 77
Note: This guidebook categorizes calculator variables by their method of 
entry. (See “Types of Worksheet Variables
” on page 17.)
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










