Decimals and fractions
Convert decimals to the nearest fraction with a limited denominator, or fractions to decimals.
Inputs
Calculations run in your browser. Your input values are not submitted or saved.
Results
- Approximate fraction
- 3/8
- Absolute error
- 0
Decimal conversion shows approximation error. Calculations are limited by JavaScript numerical precision.
Formula & guidance
x ≈ p/q; 1 ≤ q ≤ maximum
Decimal conversion shows approximation error. Calculations are limited by JavaScript numerical precision.
Change the example inputs and check each field’s units. Use equipment datasheets and applicable project standards for final decisions. Results do not establish Canadian electrical-code compliance or certify a design.