Multiplying Fractions in Word Problems
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Objective
I can solve real-world problems by multiplying fractions and mixed numbers.
Part 1 of 4
Warm-up video
Khan Academy · 4:21Vetted channel
We don't generate video — this one is by Khan Academy 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 4
Key concepts
3 concepts
- 1
To multiply mixed numbers, first convert each mixed number to an improper fraction.
- 2
To convert a mixed number to an improper fraction, multiply the denominator by the whole number, then add the numerator; place the result over the original denominator.
- 3
After multiplying, simplify the fraction, and convert the improper fraction back to a mixed number.
Part 3 of 4
Practice
10 questions
Convert the mixed number 3 and 2/5 into an improper fraction.
Which of the following is the correct conversion of 4 and 1/3 to an improper fraction?
Part 4 of 4
Exit ticket
Quick comprehension check
“A baker uses 2 and 1/3 cups of flour for each cake they bake. If they bake 4 and 1/2 cakes, how many cups of flour will they use in total? Express your answer as a simplified mixed number.”
Sample answer included in the free materials
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