Multiplication as Scaling with Whole Numbers and Fractions

Multiplying or dividing two related quantities by the same number is called _________

• Ratio

• Scaling

• Equivalent ratios

• Ratio table

1/2 x 8 1/8  
Will the product be more or less than 8 1/8?

• More

• Less

• Equal

Tags

CCSS.5.NF.B.5B

5/6 x 22/3
Will the product be more or less than 5/6?

• more

• less

• equal to

Tags

CCSS.5.NF.B.5B

5 1/3 x 6/7
Will the product be more or less than 5 1/3?

• more

• less

• equal to

Tags

CCSS.5.NF.B.5B

6 7/9 x 21/5
Will the product be more or less than 21/5?

• more

• less

• equal to

Tags

CCSS.5.NF.B.5B

8 2/4 x 5 1/6
Will the product be more or less than 8 2/4?

• more than

• less than

• equal to

Tags

CCSS.5.NF.B.5B

Estimate:
7 3/6 x 6

• 50

• 54

• 45

• 36

Tags

CCSS.4.NBT.B.5

Estimate:
6 3/7 x 4

• 22 5/7

• 30 5/7

• 31 3/7

• 25 5/7

Tags

CCSS.5.NBT.B.7

Estimate:
2 1/2 x 5

• 8 1/2

• 12 1/2

• 7 1/2

• 18 1/2

Tags

CCSS.5.NBT.B.7

Estimate:
3 4/5 x 8

• 30 2/5

• 40 2/5

• 23 2/5

• 34 2/5

Tags

CCSS.5.NBT.B.7