About the Ratio Calculator
Simplify a ratio, scale it, or divide a total amount in a given ratio such as 2:3:5 — with each share shown.
Also known as: ratio solver, divide in ratio, share in ratio, ratio of numbers, split amount by ratio.
How to use this calculator
- Enter ratio, total to divide (optional).
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Share = Total × (part ÷ sum of parts)
Worked example
Using the values pre-filled in the calculator above:
- Ratio: 2:3:5
- Total to divide (optional) = 1,000
the calculator returns:
- Simplified ratio: 2 : 3 : 5
- Ratio as fractions of the whole: 2/10, 3/10, 5/10