Adding Fractions with Unlike Denominators

Grade 645 minutes

Learning Objective

I can add fractions with different denominators by finding a common denominator and combining the numerators.

Practice Questions

This lesson includes 7 practice questions to reinforce learning.

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1. Explain what a common denominator is and why it is necessary when adding fractions with unlike denominators.

2. Given the fractions ⅖ and ¼, find a common denominator and rewrite both fractions as equivalent fractions with that denominator.

3. Add the fractions ⅖ and ¼ after finding a common denominator. Show your work step by step.

...and 4 more questions

Educational Video

Math Antics - Common Denominator ECD

mathantics

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