Adding Fractions with Unlike Denominators

Unknown Grade45 minutes

Learning Objective

I can add fractions with different denominators by finding a common denominator.

Practice Questions

This lesson includes 7 practice questions to reinforce learning.

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1. Explain in your own words why we need to find a common denominator before adding fractions with different denominators.

2. What is an equivalent fraction? Give an example of two equivalent fractions.

3. Use the "easiest common denominator" method (multiplying the denominators) to find a common denominator for the fractions ¼ and ⅓. What is the common denominator you found?

...and 4 more questions

Educational Video

Math Antics - Common Denominator ECD

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