5.NBT.5 and 7 Review

Laura Jane works 4 days per week for 2 hours each day. If she earns $12.75 per hour, how much does she earn in one week?

• $51.00

• $25.50

• $102.00

• $76.50

Mr. Brown is buying table cloths to cover four tables in the banquet hall. Each table is 4 feet long by 2.5 feet wide. How many square feet of cloth should Mr. Brown buy?

• 40 square feet

• 10 square feet

• 16 square feet

238  x 571

• 135,898

• 136,136

• 134,756

• 133,518

4,562 x 2 hundreds

• 9,124

• 91,240

• 912,400

• 9,124,000

Logan multiplied two numbers. His product contained 2 decimal places. Which pair of numbers could Logan have multiplied?

• 3.2 x 45

• 4.1 x 6.2

• 8.33 x 9.2

• 51 x 3.122

6.4 x 2.3

5.32 x 2.8

7.05 x 0.63

Annie wrote the following clues to describe a multiplication sentence.

 * The product is close in value to 10.

 * Both factors are decimal numbers.

 * The product has three decimal places.

 * One factor is greater than 1. The other factor is less than 1.

Which of the following multiplication sentences might Annie be looking at?

• 2.71 x 4 = 10.84

• 3 x 0.56 = 1.680

• 21.6 x 0.58 = 12.528

• 49.1 x 0.21 = 10.311

Which of the following problems would result in the answer 136.2?

• 1.362 x 10²

• 0.01362 x 10³

• 13.62 x 10⁰

• 0.1362 x 10⁴