Unit 2 Review

Rounding

100

Round to the tenths:

3.57

3.6

200

Round to the hundreds:

427.893

400

300

Round to the nearest whole number:

3,472.84

3,473

400

Round to the nearest Hundredth:

0.875

0.88

500

Round to the nearest tenth:

4.97

5.0

Estimation

100

Estimate the sum:

5.6 + 3.7

10

200

Estimate the difference:

12.98 - 4.7

9

300

Estimate the sum:

284.83 + 73.94

370

400

Estimate the difference:

510.9387 - 132.7

400

500

Estimate the sum:

5,472.9387 + 493

5,500

Place Value

100

What digit is in the tenths place:

6,387.476

4

200

What digit is in the ones place:

478.093

8

300

What digit is in the hundredths:

873.910

1

400

What digit is in the thousands:

98,540.724

8

500

What digit is in the thousandths:

76,362.091

1

Add/Subtract

100

63.98 + 42.4

106.38

200

62.8 - 18.4

44.4

300

204.75 - 3.9

200.85

400

63 + 286.997

349.997

500

739 - 2.983

736.017

Greater or Less

100

75    7.5

Greater

200

5.387   6

Less

300

2.9     2.90000

Equal

400

6.792       6.7930

Less

500

872     868.9873

Greater