Ratio Calculator (Simplify & Divide in a Ratio)
Ratio calculator: simplify ratios like 12:8 to 3:2, express them as 1:n and percentages, and divide an amount in a given ratio.
a : b : c = a/g : b/g : c/g · share = total × a ÷ (a + b + c)
How to use this calculator
- Type your input in the box.
- The result updates as you type.
- Use “Copy result” or “Copy link” to share it.
Divide every term by the greatest common divisor. To share a total in the ratio a:b:c, each part = total × term ÷ sum of terms.
Frequently asked questions
Split 600 in the ratio 12:8:4?
3:2:1 → 300, 200 and 100.
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