Adding Fractions with Different Denominators

Grade 645 minutes

Learning Objective

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

Practice Questions

This lesson includes 7 practice questions to reinforce learning.

View questions preview

1. Explain in your own words why it is necessary to find a common denominator before adding fractions.

2. What is a "common multiple" and how does it relate to finding a common denominator when adding fractions? Give an example using the numbers 3 and 5.

3. Rewrite the fractions ¼ and ⅓ as equivalent fractions with a common denominator. What is the common denominator you chose?

...and 4 more questions

Educational Video

Visually adding fractions with unlike denominators

Khan Academy

Create Your Own Lesson

Generate a custom lesson plan like this one in minutes with Insta~Lesson