100% as a Fraction and a Decimal
Convert 100% to a fraction in simplest form and to a decimal.
100% as a fraction
1/1
100% as a decimal
1
How it works
“Percent” means “out of 100”, so 100% is 100/100.
- As a fraction: 100/100 = 100/100 = 1/1 after dividing by the greatest common factor.
- As a decimal: 100 ÷ 100 = 1.
Work with percentages
The percentage calculator finds a percent of a number, percentage change and more.
Related percentages
Frequently asked questions
What is 100% as a fraction?+
100% as a fraction is 1/1 in simplest form. A percent means "out of 100", so 100% = 100/100, which reduces to 1/1.
What is 100% as a decimal?+
100% as a decimal is 1. To convert a percent to a decimal, divide by 100 (move the decimal point two places left).