Unit 2 Review

Comparing Decimals

100

Compare using < , > or =

0.6        0.198

0.6 > 0.198

200

Compare using <, > or =

1 ten 5 tenths 2 thousandths                 10.502 

1 ten 5 tenths 2 thousandth = 10.502

300

Compare using <, >, or =

34.208          34.218

34.208 < 34.218

400

Compare using < , > or =

6.235          62.2355

6.2  < 62.2355

500

Compare using <, > or =

(6 x 1/10) + (2 x 1/1000)              6.02

(6 x 1/10) + (2 x 1/1000)  < 6.02

Rounding Decimals

100

Round the number 2.59 to the nearest tenth 

2.6

200

Round the number 3.14159 to the nearest hundredth

3.14

300

Pick three numbers that round to 5.7

5.67

5.71

5.68

400

Pick three numbers that round to 1.5

1.45

1.54

1.51

500

Round this number to the nearest thousandth:

4.91581470571

4.916

Adding Decimals

100

Add the following:

3.59 + 84.83

88.42

200

Add the following: 

24.087 + 783.15

807.237

300

Add the following:

9.925 + 5.27 + 0.47 + 13.705

29.37

400

Clyde added two numbers (yes, he is advanced) and got a sum of 4.68.  What are two numbers that he could have used? 

2.33 + 2.35 

500

Betsy added two numbers and ended up with the sum of 63.24.  What are two numbers that she could have added? 

31.61 + 31.63

Multiplying Decimals

100

Create an area model to multiply the following:

3 x 9.6

200

Solve the problem 

3 x 9.6

28.8

300

Solve the following: 

5 x 7.34

36.7

400

Solve the following:

8 x 14.6

116.8

500

Solve the following: 

If I have 98 pennies, 17 quarters and 25 dimes, how much money do I have? 

$7.23

Dividing Decimals

100

Solve the following problem: 

47 -:- 10

4.7

200

Solve the following problem:

14.8 -:- 10 =

1.48

300

Solve the following problem: 

98.3 -:- 100 = 

0.983

400

Solve the following problem:

8002 -:- 1000

8.002

500

Solve the following:

89.2 -:- 10,000 =

0.00892