Decimal Review

Place Value

100

Round this number to the nearest hundredth:

13.729

13.73

200

Which one is incorrect?

1.62 > 1.431

12.34 > 16.8

3 = 3.00

12.34>16.8

300

Create a number in which the 4 represents 1/1000 the value of the 4 in 145.386

Any number in which the 4 is in the hundredths position.

400

Write the following number:

thirty-eight and twenty-five thousandths

38.025

500

Round the following to the nearest tenth:

514.824

514.8

Adding Decimals

100

Solve: 

247.36 + 18.4

265.76

200

Solve:

7.946 + 631.5

639.446

300

Solve:

12.86 + 71.65

84.51

400

Solve: 

36.742 + 184.6

221.342

500

Solve:

73.25 + 82.95

156.2

Subtracting Decimals

100

Solve:

147.8 - 16.5

131.3

200

Solve:

25.6 - 8.42

17.18

300

Solve:

482.3 - 74.65

407.65

400

Solve: 

386 - 12.87

373.13

500

Solve:

63.01 - 47.63

15.38

Multiplying Decimals

100

Solve: 

0.6 x 0.4

0.24

200

Solve:

3 x 0.2

0.6

300

Solve:

0.3 x 7

2.1

400

Solve:

15 x 0.05

0.75

500

Solve:

2.4 x 0.8

1.92

Dividing Decimals

100

Solve:

8 / 0.1

80

200

Solve: 

22 / 0.01

2,200

300

Solve: 

0.4 / 5

0.08

400

Solve:

0.6 / 12

0.05

500

Solve: 

0.7 / 5

0.14