Cross Cancel before Multiplying Fractions

Multiplying Fractions

Try to cross cancel (simplify the fractions before you multiply straight across).

Word Cloud

Type any words you think of when you hear "multiply fractions"

Divide before you multiply; make sure one number is on top and the other is on the bottom.

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Look for cross canceling

Multiple Choice

Which numbers can you cross cancel?

• the 7 and the 9

• the 9 and the 16

• the 7 and the 16

• the 12 and the 9

Multiple Choice

What can you divide the 12 and 9 by?

• 12

• 9

• 3

• 4

Let's see that...

7/12 x 9/16

Multiple Choice

Look at this cross canceling. What did they divide by?

• 2

• 3

• 4

• 6

Open Ended

Look at this problem.

Where could you cross cancel?

What would you divide by?

What would the answer be?