Multiplying a Whole Number by a Fraction (Repeated Addition)

A fabric store had 1/8 yard pieces of fabric for sale. Mary bought 7 pieces. How many yards of fabric did Mary buy?

• 5/8 yard

• 7/8 yard

• 6/8 yard

• 8/8 yard

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

3 x 1/5

• 1/5

• 2/5

• 3/5

• 4/5

Tags

CCSS.5.NF.B.4

What expression is modeled above?

• 5 x 1/6
• 1/5 x 6
• 5/30
• 6 x 1/5

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.6

What is the repeated addition for 2 x 3/6

• 3/6 + 3/6

• 2 + 2

• 2 + 3/6

Tags

CCSS.5.NF.B.4A

Which equation matches the model?

• 2 x 3/5 = 10/5 or 2

• 3 x 2/5 = 6/5 or 1 1/5

• 3 x 5/2 = 15/2 or 7 1/2

• 3 x 2/5 = 6/15

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.5

CCSS.5.NF.B.6

6 x 7/8

• 49/8

• 42/8

• 48/8

• 13/8

Tags

CCSS.5.NF.B.4

3 x 8/9

• 36/9

• 24/9

• 8/27

• 24/3

What is multiplication?

• Repeated addition

• Repeated Subtraction

5 x 1/5

• 5/5

• 6/5

• 5/6

• 1/25

• 1  2/6
• 3/6
• 18/6
• 6/3

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.6