Multiply a Decimal with a Whole Number

What multiplication expression does the model show?

• 5 × 0.4

• 5 × 0.6

• 16 × 0.05

• 5 × 0.16

Use the decimal model to find the product.

1. 4 × 0.07 =

Use the decimal model to find the product.

3 × 0.21 =

Use the decimal model to find the product.

4 × 0.13 =

Find the product.

2 × 0.41 =

Which equation matches the model?

• 5 × 0.18 = 0.9

• 5 × 0.18 = 90

• 5 × 0.18 = 9.0

• 5 × 0.18 = 0.09

Which equation matches the model?

• 4 × 0.31 = 1.24

• 4 × 0.31 = 1.51

• 4 × 0.39 = 1.24

• 4 × 0.39 = 1.56

Use a quick picture to multiply 3 × 0.16. Then multiply the result by 3 again. What is the final product?

• 0.32

• 0.48

• 1.44

• 1.24

Find the product.

3 × 0.38 =

Sidney’s bag of popcorn weighs 1.89 ounces. Sam’s bag of popcorn weighs 4 times as much as Sidney’s. What is the weight of Sam’s bag of popcorn?

• 0.756 ounce

• 7.56 ounces

• 75.6 ounces

• 756 ounces