Adding Unlike Fractions
Grade 8•45 minutes•using visual aids to represent fractions
Learning Objective
I can use visual models to find a common denominator when adding fractions with unlike denominators.
Practice Questions
This lesson includes 11 practice questions to reinforce learning.
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1. Explain in your own words why it is necessary to find a common denominator when adding fractions.
2. Draw a visual model to represent the fraction ⅔. Then, divide your model to show an equivalent fraction with a denominator of 6. What is the equivalent fraction?
3. Using a visual model, show how you would find a common denominator for ¼ and ⅓. What is the common denominator you found?
...and 8 more questions
Educational Video
Visually adding fractions with unlike denominators
Khan Academy