Numbers Review

Integers

100

Solve this equation: (-13) + 15

2

200

Solve this equation: (-15) + (-16)

-31

300

Solve this equation: -17 + (-20)

-37

400

Solve this equation: 18 + (-14)

4

500

Solve this equation: (-15) - (-6)

-9

Rounding

100

Round this number to the nearest tenth: 

10.678

10.7

200

Round this number to the nearest WHOLE number:

15.78

16

300

Round this number to the nearest hundredth:

201.443

201.44

400

Round this number to the nearest hundred:

297

300

500

Round this number to the nearest thousandth:

151.5567

151.557

LCM and GCF

100

What is the lowest common multiple of 4 and 5?

4: 4,8,12,16,20

5: 5,10,15,20

LCM: 20

200

What is the Greatest Common Factor of 10 and 12?

10: 1 and 10, 2 and 5

12: 1 and 12, 2 and 6, 3 and 4.

GCF: 2

300

Lowest common mulitple of 8 and 9?

8: 8,16,24,32,40,48,54

9: 9,18,27,36,45,54

LCM: 54

400

Greatest Common Factor of 11 and 22?

11

500

Greatest Common Factor of 12 and 18?

GCF: 6

Powers of 10

100

What is 10²?

100

200

Solve: 10³ + 10³

1000 + 1000 = 2000

300

What is 10⁶

1,000,000

400

Solve: 

10^-2 x 10²

1

500

What is 10^-4?

0.0004

Exponents

100

Expand and solve: 3³

3 x 3 x 3 = 27

200

Label the Base and the Exponent:

7⁸

7 is the Base

8 is the Exponent

300

Expand and Solve: 4² + 8²

4 x 4 + 8 x 8 = 16 + 64

= 80

400

Expand and Solve:

2² + 10²

4 + 100 = 104

500

Expand and Solve:

5² x 2³

3125 x 8 = 25000