Adding Unlike Fractions
Unknown Grade•45 minutes
Learning Objective
I can add fractions with different bottom numbers by changing them to have the same bottom number.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
View questions preview
1. Explain in your own words why we need to find a common denominator before adding fractions with different denominators.
2. What is a common multiple of 3 and 5? Explain how knowing this helps you add fractions with denominators of 3 and 5.
3. Rewrite the fraction 2/3 as an equivalent fraction with a denominator of 12. Show your work.
...and 4 more questions
Educational Video
Visually adding fractions with unlike denominators
Khan Academy