Fraction and Ratio Calculator
Add, subtract, multiply, divide, and simplify fractions, or convert them to a ratio or decimal.
Write 3/4, a mixed number like 1 1/2, a whole number like 2, or a decimal like 0.25.
Your result
Enter both fractions, such as 1/2 and 1/3.
How to use it
- Choose the operation.
- Enter both fractions with a slash.
- Read the fraction, the decimal, and the ratio.
Examples
- A half plus a third1/2 plus 1/3. 5/6, the decimal 0.833333, and the ratio 5:6.
- A half times two thirds1/2 times 2/3. 1/3 and the decimal 0.333333.
- Division by zero1/2 divided by 0/1. A message rejects division by zero.
Tool details and privacy
Write the fraction with a slash, such as 1/2. Arabic digits are accepted. A denominator of zero is rejected, and dividing by a zero numerator is rejected.
The decimal has six places, half up. The ratio is the numerator and the denominator after simplifying.
Options
- There are four operations. A decimal is not accepted in place of a fraction.
Limits
- A denominator of zero is rejected.
- Dividing by a numerator of zero is rejected.
- The decimal has six places.
Privacy
The numbers are calculated in your browser and are not sent to any server.
Questions
What is 1/2 + 1/3?
5/6, which is 0.833333, and the ratio is 5:6.
And 1/2 × 2/3?
1/3, which is 0.333333.
Is 1,2 a fraction?
No. Write 1/2.
Does it divide by zero?
No.