Multiply and Divide Decimals Review

Which equation matches the model?

• 30 x 40 = 120

• 12 / 4 = 3

• 0.3 x 0.4 = 0.12

• 0.3 x 0.4 = 12

Which equation matches the model?

• 5 x 6 = 30

• 0.5 x 0.6 = 0.30

• 0.5 x 6 = 0.30

• 0.5 x 0.6 = 0.03

Which equation matches the model?

• 0.04 x 0.03 = 12

• 0.3 / 0.4 = 1.2

• 3 x 4 = 12

• 1.2 / 3 = 0.4

Emmy is buying Christmas gifts. She has $56.75 to spend on gifts. If she spends the same amount on each gift, how much will she spend on 5 gifts?

• $843.75

• $11.35

• $113.50

• $84.37

When multiplying decimal numbers, you must...

• line up the decimal points

• multiply like whole numbers & then count the number of decimal places from right to left

4(0.03)

• 12

• 1.2

• 0.12

• 0.012

  3.45 x 1.2

• 3.140

• 4.140

• 6.140

• 1.140

Grace has 5.5 liters of juice and she wants to pour it equally into bottles that each hold 0.5 liters. How many bottles can she fill?

A stack of 4 identical books measures 6.28 inches high.  What is the height of 30 of these books?

• 57 inches

• 4.71 inches

• 15.7 inches

• 47.1 inches

0.5(0.03)

• 1.5

• 0.15

• 0.015

• 0.0015