Chapter 4: Decimal Review

Place Value

100

78.315   

Which digit is in the tenths place?

3

200

83.421

Which digit is in the hundredth place?

2

300

What is the expanded form of 67.23?

60 + 7 + 0.2 + 0.03

400

If the tenths place is 3 times the hundreds place and the hundredths place is twice the tens place, what is the number?

243. __ __

253.68

500

The digits 0, 1, and 2 are not used in the decimal. 

The digit in the hundredths place is the greatest 1-digit number that is odd. 

The digit in the ones place is 2 more than the digit in the tenths place. 

The digit in the hundredths place is three times the digit in the tens place. 

The digit in the tenths place is 4

36.49

Decimal & Fractions

100

Write the decimals into fractions: 

0.3 and 0.87

3/10

87/100

200

Write the fractions into decimals: 

2/10 and 36/100

0.2

0.36

300

Write the fractions into decimals: 

4/5 and 3/20

0.80 

0.15

400

Write the decimals in SIMPLEST fractions:

0.25

0.8 

0.36 

1/4 

4/5

9/25

500

What is this expression equal to? 

100/100 + 3/10 + 8/100

1.38

Rounding

100

Round to the nearest whole number: 

8.95

9

200

Round to the nearest tenths place: 

14.08

14.10

300

Round to the nearest tenths place: 

89.96

90

400

When rounded to the nearest whole number, which of the numbers round to 5? 

5.45 

5.89

5.06

5.74

5.78

5.45 and 5.06

500

Round the numbers to the nearest tenths place: 

7.89

9.08

9.21

4.01

7.9

9.1

9.2

4.0

Addition

100

What is the missing number? 

0.2  0.4   0.6   ____  1.0 

0.8

200

What are the missing numbers? 

1.25  1.27  _____ 1.31   1.33  _____  1.37  _____

1.29 

1.35

1.39

300

4/10 + 35/100 = _______

75/100

400

8/10 + ______ = 93/100

13/100

500

What is the pattern? Fill in the missing numbers. 

2.45  2.66  2.87  ______  3.29  ______3.71

Add 0.21 

3.08 and 3.50

Other

100

Which is greater: 

0.98  _____ 0.9

0.98

200

Order the decimals least to greatest: 

0.24  

0.02  

0.75  

0.2  

0.02, 0.2, 0.24, 0.75

300

Order the decimals greatest to least: 

0.45,  0.24  0.41,  0.2,  0.04,  0.16

0.04, 0.16, 0.2, 0.24, 0.41, 0.45

400

Use the digits 5, 8, 1, 2, 0, 4 just once to form the greatest decimal with two decimal places. The digit ZERO cannot be in the last place of the decimal. 

854.201

500

Brady ran 0.8 miles. Luke ran 0.48 miles, and Jeff ran 0.7 miles. Who ran the farthest? How much did they run in total? (write in both SIMPLEST fraction and decimal form)

Brady ran the farthest. 

1.98 miles in total 

1 49/50