±Free
Fraction arithmetic
Add, subtract, multiply or divide exact rational numbers.
Enter each operand as an integer or a fraction such as -3/4, then choose an operation. Integer arithmetic combines the numerators and denominators and reduces the result by their greatest common divisor.
How to use
- Enter your text, values, or image.
- Adjust the options and run the tool.
- Copy or download your result.
Worked example
Example input
First fraction: 1/2 Operation: add Second fraction: 1/3
Example result
5/6
Limitations and details
Numerators and denominators accept up to 100 digits; zero denominators and division by a zero-valued fraction are rejected.
Inputs and options
- First fraction
- Text
- Operation
- Add / Subtract / Multiply / Divide
- Second fraction
- Text
Frequently asked questions
Is this tool free and private?
Yes. All 300 tools are free in this phase. Processing happens in your browser; your input and files are not sent to our servers.