Find a percentage of a value
Answer questions such as “What is 15% of 240?” for discounts, tax, tips or proportions.
SOAKJAM Daily Tools
Calculate percentages simply and clearly.
Find a percentage of a number, calculate what percentage one value is of another, or measure an increase or decrease.
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Three useful formulasSwitch between common percentage questions and see the calculation explained.
PERCENTAGE CALCULATOR
3 formulasWhat do you want to calculate?
Choose the matching question and enter two values.
Solve three common percentage calculations
Choose the calculation that matches your question, enter the two values and get an immediate result. The three focused modes cover discounts, proportions, marks, growth, reductions and many other everyday percentage problems.
Compare two values
Calculate what percentage one number represents of another, such as a score out of a total.
Measure percentage change
Find the increase or decrease from an original value to a new value with the direction shown clearly.
Common questions
How is percentage change calculated?
Subtract the original value from the new value, divide by the original value and multiply the result by 100.
Can the calculator use decimals?
Yes. You can enter decimal values in each mode, and the result is formatted for easy reading.