Multiplying and Dividing Fractions
Adding and Subtracting Decimals
Multiplying and Dividing Decimals
Ratios
Unit Rate
100

2 5/8 divide 3

7/8

100

0.57+12.891

13.461

100

When multiplying decimals you have to ___________________________. 

line up the last digit. 

100
How can you write a ratio in three ways?

:, to, as a fraction

100

800 words in 12 minutes (Round to the nearest tenth.) 

66.7 words per minute OR 66.1 words / 1 minute 

200

4/7 xx 5/4

5/7

200

56.001-24.87

31.131

200

45.71 xx2.3

105.133

200

Write a ratio of apples to fruit in one of the three ways. 

10:16 or 10 to 16 or 10/16

200

3 pizzas for $21.99

$7.33 per pizza OR $7.33 / 1 pizza 

300

12 3/4 xx 4 2/3

59 1/2

300

When adding or subtracting decimals you have to __________________. 

Line up the decimal points. 

300

98.1 xx 34.6

3394.26

300

3:9 or 3 to 9 or 3/9 

300

Pira drives 825 miles to California. The trip takes him 17 hours.How many miles per hour is he driving? (Round to the nearest tenth.) 

48.5 miles per hour OR 48.5 miles / 1 hour

400

8 7/8 divide 1 2/3

14 19/24

400

67.09-45.288

21.802

400

42.578 divide 4

10.6445

400

basketballs to tennis balls 

400

Ned has scored 84 points in the first 6 games of the basketball season. How many points per game has Ned scored?

14 points per game or 14 points / 1 game

500

What is the trick for dividing fractions? 

Keep, Change, Flip 

500

1098.01+45.9932

1144.0032

500

249.67 divide 0.4

624.175

500

Find the ratio of pears to treats. 

4 to 23

500

An above-ground swimming pool is leaking. After 1/2 hour the pool has leaked 7/8 of a gallon of water. How many gallons of water per hour is the swimming pool leaking?

1.75 gallons per hour or 1 3/4 gallons per hour