Review

Powers of Ten

100

10⁴ in Word Form 

Ten to the fourth power

OR

The fourth power of ten

200

Ten to the seventh power in Exponential Form

10⁷

300

10 x 10 x 10 x 10 x 10 in Word Form

Ten to the fifth power 

OR

The fifth power of ten 

400

10⁸ in Expanded Form

10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 

500

Ten to the second power in Standard Form 

100

Multiplying/ Dividing Powers of Ten

100

1.28 ÷ 10³

0.00128

200

76.978 x 10²

7697.8

300

62.241 x 10²

6224.1 

400

5.47 ÷ l0¹

0.547

500

72.264 x 10³

72,264

Multiplying/Dividing Fractions

100

7/9 x 4/9

28/81

200

3/4 x 15/20

9/16

300

2/12 ÷ 4/6

1/4

400

5/8 ÷ 10/12

25/48

500

4/9 ÷ 1/2

8/9

Adding Fractions

100

2/5 + 1/5 

3/5

200

1/12 + 3/4

5/6

300

2/6 + 7/18

13/18

400

2/3 + 5/21

19/21

500

6/10 + 4/15

13/15

Subtracting Fractions

100

3/4 - 1/6

7/12

200

5/8 - 3/10

13/40

300

9/14 - 4/7

1/14

400

10/12 - 1/4

7/12

500

11/12 - 3/24

21/24