Ratios
Proportions
Percents
Negative Exponents
Scientific Notation
100

18:24

3:4

100

6n/5  =   3/1

15/6 = 5/2

100
What is 6% of 145?

8.7

100

6-2

1/36

100

3.2 x 107

32,000,000

200

20t:35t

4:7

200

8/5k   =   2/5

4

200
8 is 20% of what number?

40

200

10-3/10-5

100

200

6.1 x 10-5

.000061

300

4 hours : 20 minutes

12 : 1

300

5/2n = 3

5/6

300
Convert to a simplified fraction: 35%

7/20

300

2-4

1/16

300

7.98 x 10-3

.00798

400

5m : 25 cm

20 : 1

400

Gary can hike 2.5 miles in 30 minutes. At that rate, how long will it take him to hike the 8 miles to Chena Lake?

96 minutes

400

Mia's basketball team won 80% of its games. What fraction of their games did they win?

4/5

400

4 x 5-2

4/25

400

345,000,000

3.45 x 108

500

If Helen travels 567 miles in 9 hours, how far does she travel in one hour?

63 miles

500

Maria drove 111 miles in 3 hours. How far could she drive in 5 hours?

185

500

Ms. Edwards has visited 19 of the 50 states in the United States. What percent of the states has Ms. Edwards visited?

38%

500

(3/2)-2

4/9

500

0.000000843

8.43 x 10-7

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