6th Grade Unit 5 Review - Decimals

Multiplying Decimals

100

Solve:

8.7 * 6.4

55.68

200

Solve:

12.3 * 24.1

296.43

300

Solve:

1.021 * 3.17

(Round to the nearest hundredths place)

3.24

400

Johanna is measuring her hits at volleyball practice. If she has hit the ball 15 times and each time the ball travelled 30.5 feet, what is the total distance the ball has travelled?

(Answer must have units)

457.5 feet

500

Rubin is measuring his wall to see if he has room for a new TV. If the length of the wall is 10.5 feet and the width is 12.75 feet, what is the area of the wall?

(Answer must have units, do not round)

133.875 feet²

Adding and Subtracting Decimals

100

Solve:

3.21 + 5.78

8.99

200

Solve:

18.49 - 6.59

11.9

300

Solve:

34.09 - 18.325

15.765

400

Naomi and Tasha are shopping at the mall. If Naomi spent $104.32 and Tasha spent $76.08, how much did they spend altogether?

(Answer must have units)

$180.40

500

On Monday, the temperature in Corpus Christi, Texas was 85.73 degrees. If it was 12.36 degrees in Denver, how much colder was it in Denver than Texas?

(Answer must have units)

73.37 degrees

Multi-Step Problems

100

Solve:

(4.5 + 5.5) / 2

5

200

Solve:

(100 * 0.6) / 3

20

300

Solve:

(121.75 - 11.25) * 2

221

400

Ms. Woj is at a restaurant and wants to leave a 20% tip. If her meal was $30, how much would her tip be?

(Answer must include units)

$6

500

Ms. Scarff is having dinner and wants to leave a 25% tip. If her meal was $80, what is her total amount to pay including the tip

(Answer must include units)

$100

Fractions, Decimals, and Percentages

100

Convert the following decimal to a percentage:

0.63

63%

200

Convert the following percentage to a fraction:

80%

(Bonus points if you can think of 3!)

80 / 100

40 / 50

20 / 25

8 / 10

4 / 5

300

Convert the following fraction to a decimal:

3/8

0.375

400

Janvier scored a 95% on his last math test. If there were 20 problems, what fraction of the answers did he get wrong?

1 / 20

500

Mr. Harper spent his Saturday at the batting cages. If he hit 23 out of 50 pitches, what was his batting average?

(Convert fraction to decimal)

0.460

Dividing Decimals

100

Solve:

4.5 / 15

0.3

200

Solve:

7.5 / 1.2

6.25

300

Solve:

45.85 / 3.5

13.1

400

Noah is at the arcade playing Street Fighter. He has spent $4.75 on the game so far. If each game costs 25 cents, how many games has Noah played?

(Answer must have units)

19 games

500

Anthony is building a fence around his garden that has an area of 70.75 feet². If the length of the fence is 5.55 feet, what is the width?

(Answer must have units, round your answer to the nearest hundredths place)

12.75 feet