2. Chapter 3, Lesson 3B Pages 160-165
Multiply fractions

3. Learning Objectives and Vocab.
I can multiply fractions and mixed numbers.
Standard: 7.NS.2, 7.NS.2a, 7.NS.2c, 7.NS.3, 7.EE.3
Vocabulary:

5. Key Concept

6. Examples

7. Simplifying Factors
Before you multiply, you can make the problem simpler by simplifying. (Remember divisibility patterns!)
Find a factor that equally divides any top number and bottom number-
OR, you can find the GCF of any numerator and denominator.
divide, and rewrite the problem.

8. Examples

9. To Multiply Mixed Numbers:
Change any mixed numbers to improper fractions.
(Simplify if you want.)
Multiply numerators by numerators and denominators by denominators.
Simplify and/or change improper fractions back into mixed numbers.

10. Examples

11. Real-World Example

12. Homework