Multiplying Whole Numbers and Decimals (Topic 3)

The library keeps all of their extra books in their basement. There are 385 boxes with 23 books in each box. How many extra books does the public library have?

• 7,755 books

• 6,545 books

• 1,925 books

• 8,855 books

The hundredths model is shaded to represent the multiplication of two decimal numbers. Which equation can be represented by the shaded parts of the model?

• 0.3 × 0.3 = 0.9

• 0.4 × 0.3 = 0.12

• 0.4 × 0.4 = 0.16

• 0.3 × 0.4 = 0.7

Harry worked in his neighbor’s yard for 3 hours each day on Thursday, Friday, Saturday, and Sunday last week. His neighbor paid him $6.50 an hour, how much money did Harry earn working in his neighbor’s yard?

• $58.50

• $78.00

• $19.50

• $84.00

Clara is making three baby blankets. Each blanket requires 3.05 yards of fabric. How much fabric will Clara need to purchase?

• 9.15 yards

• 6.10 yards

• 12.20 yards

• 3.15 yards

A balloon shop fills about 194 balloons each day. Which of the following can be used to find the BEST estimate of how many balloons will be filled in one work week? (A work week is Monday through Friday)

• 200 x 10

• 200 x 5

• 150 x 5

• 150 x 7

A bakery puts 209 walnuts in each batch of banana nut muffins. How many walnuts will the bakery use if they make 89 batches of muffins?

• 16,546

• 17,365

• 18,601

• 18,514

48 x 542 = ?

• 26,016

• 27,916

• 28,456

• 29,456

Mr. Smith buys lunch for his family. He buys five burgers for $6.99 each, and two packages of fries for $2.17 each. How much change will he get if he gives the cashier $40?

• $ 40.00

• $ 0.21

• $ 1.81

• $ 0.71

Miranda is buying gifts for seven of her friends. If each gift costs $5.89, how much will she spend?

• $42.22

• $41.23

• $40.91

• $39.83

Sam wants to line up all 100 of his toy cars. Each car is 2.3 inches long. What is the length of all his cars lined up end-to-end?

• 2,300 inches

• 230 inches

• 0.23 inches

• 2.3 inches