Multiplying Decimal by a Whole Number

What is the equation for the decimal multiplication model?

• 25 x 8 =200

• 0.25 x 8 = 0.20

• 0.8 x 25 = 2.0

• 8 x 0.25 = 2.00

2.7 x 46

• 124.2

• 12.42

• 1.242

• 1,242

What multiplication sentence does the model represent?

• 3 x .27 = 0.81

• 3 x 27 = 81

• .3 x .27 = .081

• 3 x .27 = 81

2.07 x 1,000 =

• 2.07

• 20.7

• 2,070

• 207

What is 4.72 x 5? (No calculator please)

• 22.60

• 23.60

• 24.60

• 25.60

20.16 X 4.5 =

What is 0.897 x 7? (no calculator please)

• 62.79

• 6.279

• 627.9

• 6,279

Each goldfish cost $0.98. Ben bought 12. How much money did Ben spend?

• $10.66

• $11.76

• $12.15

William buys 9 bags of chocolate. Each bag weighs 8.67 ounces. How many ounces of chocolate does William buy?

• 780.3 ounces

• 0.78 ounces

• 7.8 ounces

• 78.03 ounces

Leon wrote the product below without a decimal point. Where should he place the decimal point?

6.18 × 3 = 1854

• 1.854

• 185.4

• 0.1854

• 18.54