Math

Fraction to Decimal Calculator

Built by Kevin Glover · @gloverbuilds · Verified formula

Convert any fraction to decimal, percentage, and simplified form instantly.

📅 Updated April 2026 ✅ Formula verified 📖 4 min read 🆓 Free · No sign-up

In this article

How to convert fractions
Common fraction equivalents

How to convert a fraction to decimal

Decimal = Numerator ÷ Denominator

3/8 = 3 ÷ 8 = 0.375. That's it. Multiply by 100 for the percentage: 37.5%.

Common fraction equivalents

1/2 = 0.5
1/3 = 0.333...
1/4 = 0.25
1/8 = 0.125
3/4 = 0.75

Frequently asked questions

How do I convert 2/3 to a decimal?▾

2 ÷ 3 = 0.6666... (repeating). As a percentage: 66.67%.

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Kevin Glover · @gloverbuilds

Founder, CalcWolf · GLVTS · Blickr

All formulas sourced from primary references — IRS publications, peer-reviewed research, and official standards. Results are tested against independent reference calculators before publishing. Rates and brackets updated when official sources change. Editorial policy →