Multiplying and Dividing Decimals

• 19.2 x 4

• 19.2 - 4

• 19.2 + 4

• 19.2 $\div$ 4

• 5.25 x 3 = 15.75

• 5.25 x 7 = 36.75

• 5.25 $\div$ 3 = 1.75

• 5.25 $\div$ 7 = 0.75

Tags

CCSS.3.OA.A.2

CCSS.3.OA.A.3

CCSS.3.OA.A.4

The weight of a sand in a large bag is 63.4 pounds. The sandbag is being divided equally into 20 small bags. What is the weight in pounds of the sand in each small bag?

• 3.114 lb

• 3.107 lb

• 31.7 lb

• 3.17 lb

Amber saved a total of $3.20 over 5 weeks. She saved the same amount of money each week. How much money did Amber save each week?

• $16.00

• 6.40

• $0.64

• $1.80

What is the value of the expression:

4[4.5 - 2(1.2)]

• 8.4

• 15.6

• 12

• 19.2

Dan ran 3.75 kilometers each day to prepare for a race. What was the number of kilometers that Dan ran during 28 days?

• 10.5 km

• 105 km

• 1,875 km

• 18.75 km

Mr. Rogers has 48 nails that each weigh 1.35 ounces. What is the weight of these nails in ounces?

• 50.4 oz

• 40.4 oz

• 64.8 oz

• 16.2 oz

Freddy exercised 2.5 hours per day on 4 days last week. He burned 330 calories per hour while exercising. How many calories did Freddy burn by exercising last week?

• 2,640 calories

• 26,400 calories

• 3,300 calories

• 33,000 calories

The hundredths model in the figure is shaded to represent the multiplying of two numbers. Which equation can be represented by the shaded parts of the model.

• 60 x 70 = 4,200

• 0.06 x 0.07 = 0.42

• 0.6 x 0.7 = 0.42

• 0.06 x 0.07 = 0.042

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7

Which equation is represented by the model?

• 1.2 $\div$ 4 = 0.3

• 5 $\div$ 1.5 = 3

• 1.5 $\div$ 5 = 0.3

• 4 $\div$ 1.2 = 3

Tags

CCSS.3.OA.A.2

CCSS.3.OA.A.3