Unit 4: Multiplying Fractions

How do you multiply a fraction by a fraction?

• add straight across
• criss cross and multiply
• multiply straight across
• guess and hope you are right.

Tags

CCSS.5.NF.B.6

I can re-write 9 as...

• 9/2
• 1/9
• 9/1
• 12

Tags

CCSS.3.NF.A.3C

¹/₂ x ¹/₂

• 1/2
• 2/2
• 1/4
• 1

Tags

CCSS.5.NF.B.6

• 3/4
• 3-1/4
• 3/12
• 3/9

Tags

CCSS.4.NF.B.3A

Use the model to find the product.

• 4/15

• 4/8

• 1/2

• 4/5

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

²/₅ x ³/₄

• 23/20
• 3/10
• 6/20
• 8/15

Tags

CCSS.5.NF.B.6

What problem is represented by the model?

• 1/2 x 3/10

• 3/5 x 9/50

• 3/5 x 3/10

• 2/5 x 3/5

Tags

CCSS.5.NF.B.4B

³/₅ x ⁴/₇

• 12/35
• 41/35
• 12/12
• 12/30

Tags

CCSS.5.NF.B.6

²/₃ x ¹/₄

• 2/12
• 1/6
• 11/4
• 3/12

Tags

CCSS.5.NF.B.6

Multiply

• 5 / 18
• 16 / 15
• 28 / 9
• 4 / 9

Tags

CCSS.5.NF.B.6