Adding Fractions with Unlike Denominators
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Objective
I can add fractions with different denominators by finding a common denominator and combining the numerators.
Part 1 of 3
Warm-up video
Let's Do Math · 5:44Vetted channel
We don't generate video — this one is by Let's Do Math on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Explain the process of finding a common denominator when adding fractions with unlike denominators. Why is this step necessary?
If you want to add ⅓ and ¼, what is the common denominator you would use? Show your work for finding the equivalent fractions.
Part 3 of 3
Exit ticket
Quick comprehension check
“Add the fractions ⅖ and ⅓. Show all steps, including finding a common denominator and simplifying your final answer if necessary. Add the fractions ¼ and ⅖. Show all steps, including finding a common denominator and simplifying your final answer if necessary.”
Sample answer included in the free materials
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Teacher Guide
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