Ratio to Fraction Calculator
Turn ratio a : b into a fraction, decimal, and each part as a fraction of the total.
Ratio a : b
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Your Results
Enter two numbers; b cannot be zero.
What this shows
Given a ratio a : b:
- a ÷ b — the decimal value of the first quantity per one unit of the second (when b is not zero).
- a / b — the same relationship as a simplified fraction.
- a as part of (a+b) and b as part of (a+b) — each side as a fraction of the combined total (useful for recipe or mix “share of the whole”).