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Worksheets

Adding and Subtracting Decimals

Total questions: 20

Worksheet time: 2hrs 52mins

Name
Class
Date
1.

34.231 + 45.230 =

a)

38.754

b)

79.434

c)

79.461

d)

79.462

2.

42.473 + 23.120 =

a)

44.785

b)

65.503

c)

65.575

d)

65.593

3.

51.342 + 36.530 =

a)

54.995

b)

87.845

c)

87.872

d)

88.072

4.

23.800 + 88.345 =

a)

88.583

b)

110.353

c)

111.450

d)

112.145

5.

41.600 + 79.436 =

a)

79.852

b)

120.442

c)

120.960

d)

121.036

6.

34.700 + 98.428 =

a)

133.128

b)

98.775

c)

132.435

d)

132.980

7.

Beth bought a T-shirt for $14.98 and a pair of shorts for $23.59.

How much did Beth spend?

a)

$37.47

b)

$37.57

c)

$38.57

d)

$39.57

8.

Janet bought a shirt for $21.88 and a pair of pants for $43.95.

How much did Janet spend?

a)

$62.13

b)

$65.83

c)

$64.73

d)

$65.73

9.

Last week, 4.3 inches of rain filled a rain gauge. This week, another 3.375 inches of rain filled the gauge.

What was the total amount of rain that filled the rain gauge in two weeks?

a)

7.375 in

b)

1.075 in

c)

7.675 in

d)

7.7 in

10.

Rory measures the thickness of each of three different wires.

7.2 mm

2.14 mm

5.875 mm

What is the thickness of all three wires combined?

a)

15.215 mm

b)

14.215 mm

c)

15.895 mm

d)

15 mm

11.

7.9  3.477.9\ -\ 3.47  

a)
11.37
b)
4.43
c)
3.32
d)
4.37
12.

7.05  4.67.05\ -\ 4.6  

a)
2.45
b)
3.65
c)
11.65
d)
11.45
13.

94  4.894\ -\ 4.8  

a)
89.2
b)
5.4
c)
90.80
d)
98.8
14.

123.6  0.08123.6\ -\ 0.08  

a)
123.2
b)
122.8
c)
124.4
d)
123.52
15.
Allison worked 7.45 hr on Monday and 5.21 hr on Friday. How many total hours did she work?
a)
12.66
b)
13.56
c)
12.49
d)
13.59
16.
Xavier spent $15.68 on a shirt, $29.67 on shoes, and $14.95 on pants. How much did he spend?
a)

$48.20

b)

$48.40

c)

$59.20

d)

$60.30

17.

Ellie buys some craft supplies. The supplies cost a total of $6.43. She pays with a $20 bill. How much change does she receive?

a)

$135.7

b)

$13.57

c)

$13.75

d)

13.75

18.
Gina competed in a gymnastics competition.  Her total score for the balance beam and the vault was 16.75.  She scored 9.3 on the vault.  How much did she score for the balance beam?
a)
7.45
b)
7.54
c)
7.045
d)
7.054
19.

Kelly has $20. She spends $2.15 on a Slurpee and $6.58 on candy. How much money does Kelly have left?

a)

$28.73

b)

$11.27

c)

$17.85

d)

$13.42

20.

James was researching the fastest runners in the world. Runner A could run one mile in 4.03 minutes. Runner B could run one mile in 3.96 minutes. How much faster was Runner B?

a)

0.07 minute

b)

0.13 minute

c)

1.17 minute

d)

1.93 minute