How to use this calculator

The calculator finds a compact fraction that closely represents the entered decimal.

The method

Approximate the decimal with a reduced fraction.

Enter your values in the labeled fields and choose Calculate. The result panel shows the answer and supporting values when useful.

WORKED EXAMPLE INPUT

Decimal value: 0.375

Select Calculate to evaluate these example values.

Scope and limitations

Finite decimal inputs only; the denominator is capped for a practical approximation.

Common questions

Can I change the example values?

Yes. Replace every prefilled value with your own inputs and calculate again.

Are displayed results exact?

Some results are rounded for readability. Keep extra precision when the next step depends on the result.

Methods & verification

Formulas use standard mathematical definitions and fixed unit factors where applicable. See our methodology for numerical conventions, rounding, privacy, and limitations.