Reduce Before Multiplying Fractions

Reduce Before Multiplying Fractions

Quick Video Review

1:23 mins

Poll

Rate your skill with Reducing Before Multiplying. (Did you work on this last week?)

• 1 - I'm having trouble with this skill.

• 2

• 3

• 4

• 5 - I can use this strategy!

Multiple Choice

To reduce fractions, . . .

• multiply the numerator and denominator by the same number

• divide the numerator and denominator by the same number

Multiple Choice

ALL EVEN numbers can be divided by . . . .

• 2

• 3

• 4

• 5

Let's work a problem 1 step at a time. $\frac{4}{7}\times\frac{7}{10}=$  

Multiple Choice

What is a number that we can divide from 1 numerator and 1 denominator?                   $\frac{4}{7}\times\frac{7}{10}=$  

• 4

• 5

• 6

• 7

Multiple Choice

What is another number that we can divide from 1 numerator and 1 denominator?                  

• 2

• 3

• 4

• 5

Multiple Choice

Now that we have reduced, multiply and choose the correct answer.

• $\frac{3}{6}$

• $\frac{14}{35}$

• $\frac{2}{5}$

Keep Practicing! This strategy makes fractions easier!!

Multiple Choice

What is a number that we can divide from 1 numerator and 1 denominator?                   $\frac{6}{15}\times\frac{5}{9}=$  

• 2

• 3

• 4

Multiple Choice

What is another number that we can divide from 1 numerator and 1 denominator?                  

• 2

• 4

• 5

Multiple Choice

Now that we have reduced, multiply and choose the correct answer.

•  $\frac{2}{9}$ 

•  $\frac{3}{6}$ 

•  $\frac{3}{9}$ 

Great Work!!

Keep using this strategy with your practice problems!

Poll

What is your favorite way to think about fractions?