final price = price × (1 − discount)Apply successive discounts one after another; adding their percentages usually gives the wrong saving.
Calculate
Unit price calculator
Compare package value by calculating the price per unit.
LocalFree
This tool runs on your device in the browser.
Instructions and limitations
TOOL GUIDE
What this tool is for
Unit price calculator — Compare package value by calculating the price per unit.
Useful for quick everyday estimates and for checking arithmetic with clearly entered values.
Common uses
- Check everyday arithmetic
- Compare possible values
- Create a quick estimate
Educational and informational use
Results are general estimates, not legal, financial, tax, medical, engineering, or other professional advice. Check inputs and units and consult a qualified professional for important decisions.
EXPLANATION & EXAMPLE
Understand the result—not just the number
$80 with 25% off = $80 × 0.75 = $60After calculating, the tool shows the values used and the working so you can check it.