Adding and Subtracting Fractions Worksheets

Before you begin

Identify a numerator and denominator and recognize equal-sized parts.

Worked example

Calculate 2/3 + 1/3. Simplify.

1. Use the common denominator 9.
2. Add the numerators, keep the common denominator, then simplify.

Answer: 1

Check your result using the method in the example before moving to the next question.

Choose your level

• Easy: Use halves, thirds and fourths.
• Medium: Use more equal parts and larger denominators.
• Hard: Use improper fractions or combine two steps.

Questions and answer calculations checked on 2026-09-17. How we check worksheets. Free for personal and classroom use.

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Try six questions below, or choose a full set at your level.

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Practice next

• Adding Multi-Digit Numbers
• Subtracting Multi-Digit Numbers
• Multiplying by One Digit