Decimal to Percentage
Multiply by 100 (or move the decimal point two places right). Defaults: 0.75 = 75%.
Multiply by 100 (or move the decimal point two places right). Examples below.
Worked examples
0.5 = 50%
0.05 = 5%
1.25 = 125%
0.0001 = 0.01%
Frequently asked questions
What's the formula?
decimal → %: multiply by 100. % → decimal: divide by 100. Fraction → %: top divided by bottom, ×100. Ratio A:B → %: A ÷ (A+B) × 100.
Do these work for any number?
Yes — including percentages over 100% (where the decimal exceeds 1, or the numerator exceeds the denominator).