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Math

Ratio Calculator and Simplifier

Simplify a ratio and scale it to another quantity.

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Simplify A : B and solve A/B = C/D

Simplified A : B2:3Solved D15Decimal approximation15

Values are converted to integer fractions and solved by exact cross multiplication; decimals are not rounded to a fixed scale.

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How this tool works

The values are reduced by their greatest common divisor so the ratio is shown in its simplest whole-number form.

Limits to know

Decimal inputs are converted to scaled whole numbers before reduction, so more than six decimal places are rounded. A zero first value cannot be used to solve the scaled second value.