Free Online Fraction Calculator
This is a free calculator for adding, subtracting, multiplying, and dividing two fractions and/or mixed numbers. It is very simple to use!
How to use the calculator
- Enter Fraction #1 into the first box below. Use the “/” between the numerator and denominator. E.g. for one third, enter "1/3."
- Enter Fraction #2 into the second box.
- If you are using mixed numbers, leave a single space between the whole number and fraction part.
e.g. for two and three-fiths, enter "2 3/5"
- Select add, subtract, multiply or divide and then click Calculate Fraction.
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 Canada License.
Do you need help with fractions?
These resources might help!
Free videos for learning fractions, part 1 (mixed numbers, equivalent fractions, addition, subtraction, comparing)
Free videos for learning fractions, part 2 (simplifying, multiplying, and dividing fractions; fractions to decimals; ratios and fractions).
These workbooks by Key Curriculum Press feature a number of exercises to help your child learn about fractions. Book 1 teaches fraction concepts, Book 2 teaches multiplying and dividing, Book 3 teaches adding and subtracting, and Book 4 teaches mixed numbers. Each book has a practice test at the end.