Adding Fractions with Different Bottom Numbers
Free to teach as-is. Adapt it for your group in about two minutes.
Adapt this lesson for your groupObjective
I can add fractions with unlike denominators by finding a common denominator.
Part 1 of 3
Warm-up video
Math with Mr. J · 7:40Vetted channel
We don't generate video — this one is by Math with Mr. J 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
9 questions
Explain why it is necessary to have a common denominator when adding fractions.
Find the sum of 1/4 and 2/5. Show your work.
Part 3 of 3
Exit ticket
Quick comprehension check
“Solve for the sum. Show all steps. 2/5 + 3/10 = ?”
Sample answer included in the free materials
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Teacher guide, student handout, and slides — free, in Google Docs format
Teacher Guide
Complete lesson plan with answer keys and alternate activities
Student Handout
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