Cost, Selling Price and Margin Calculations

Perform the operations shown to the right to calculate cost, selling price, and margin.

Tax Calculations

Set the rate you want for easy calculation of amount plus tax, amount less tax, and tax amount.


What is the cost of an item that sells for $150 after a 30% margin is added?


Selling Price

What would the selling price be for an item that costs $120 after a 40% margin is added?

Selling Price


What is the margin on an item that costs $1,000 and sells for $2,000?


Print sample: DR-120TM


Dest-Top Type
Dest-Top Type

14 digits

3.5 line-per-second printing
3.5 line-per-second printingThe value indicates the number of lines printed per second.

2-color printing
2-color printingPositive values are shown in black, and negative values are shown in red for easy checking.

Regular percent
Regular percentRegular percentage calculations.

Line printing
Line printingLine printing for higher speed, superior print quality, and quieter operation.

Tax calculation
Tax calculationAutomatic calculation of price plus tax, price less tax, discount, selling price, tax amount, discount amount, and margin amount.

Cost/Sell/MarginCalculate the cost, selling price, or margin of profit on an item, given the other two values.

Mark-up/Mark-downAll the mark-up/mark-down capabilities of an adding machine for simplified cost and profit calculations.

Rounding selectorF: Floating decimals. CUT: Values are cut off. UP: Values are rounded up. 5/4: Values are rounded off.

Decimal selector4,3,2,1,0 : Specifies the number of decimal places as 4,3,2,1,0. ADD2: 2 decimal places are assumed for entries and results of all addition and subtraction operations.

Key rollover
Key rolloverKey operations are stored in a buffer, so nothing is lost even during high-speed input.

Large display
Large displayLarge, easy-to-read display.

Plastic keys
Plastic keysDesigned and engineered for easy operation.

Additional information