Math Review

Rounding

100

Round to the nearest ten 

29

30

200

Round to the nearest ten 

542

540

300

Round to the nearest hundred 

470

500

400

Round to the nearest thousand 

2,375

2,000

500

Round to the nearest hundred

455

500

Rounding Decimals

100

Round the the nearest tenth. 

5.57

5.6

200

Round to the nearest hundredth 

7.4428

7.44

300

Round the the nearest thousandth 

54.7892

54.789

400

Round the the nearest tenth

23.484

23.5

500

Round to the nearest whole number 

45.235

45

Multiplying and Dividing Decimals

100

4.5 x 10

45

200

45.78 x 10

457.8 

300

523.87 / 10

52.387

400

458.9 / 100 

4.589

500

58.444 x 100

5844.4

Exponents

100

The base is which number?

larger

200

The exponent is which number? 

the smaller number

300

2³

8

400

1⁴

1

500

5³

125