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WorksheetsDecimals Operations
Total questions: 44
Worksheet time: 2hrs 4mins
Name
Class
Date
1.
7.9 + 18.72
a)
2662
b)
26.62
c)
1
d)
25.62
2.
Find the sum 3.35 + 1.4 + 3.65
a)
8.9
b)
8.22
c)
8.43
d)
8.4
3.
89.34 + 98
a)
100
b)
Apples
c)
187.34
d)
18734
4.
567.004 + 89.9
a)
Pickles
b)
656904
c)
656.904
d)
6569.04
5.
4 + 3.76 =
a)
7.76
b)
3.80
c)
4.16
d)
3.72
6.
45 + 12.4
a)
12.85
b)
1.285
c)
57.4
d)
1.69
7.
.4 + .4
a)
8
b)
.8
c)
.16
d)
0
8.
What is the rule for adding decimals?
a)
Add first
b)
Line up the decimals first, then fill in with zeros.
c)
Move the decimal to the right the total amount of numbers after the decimal.
d)
Subtract
9.
3 + 1.2
a)
3.3
b)
.42
c)
42
d)
4.2
10.
54.26 + 785.2
a)
839.46
b)
78.36
c)
83,946
d)
8394.6
11.
7.9 - 3.47 =
a)
11.37
b)
4.43
c)
3.32
d)
4.37
12.
7.05 - 4.6 =
a)
2.45
b)
3.65
c)
11.65
d)
11.45
13.
94 - 4.8 =
a)
89.2
b)
5.4
c)
90.80
d)
98.8
14.
2 - 0.43 =
a)
0.45
b)
1.57
c)
0.41
d)
2.43
15.
123.6 - 0.08 =
a)
123.2
b)
122.8
c)
124.4
d)
123.52
16.
0.2 x 0.8
a)
16
b)
0.16
c)
0.016
d)
1.6
17.
7.13 x 5.5
a)
39.215
b)
3.9215
c)
392.15
d)
3921.5
18.
5.78 x 3.5
a)
0.223
b)
2.23
c)
22.3
d)
20.23
19.
45.1 x 7
a)
31.57
b)
315.7
c)
3,157
d)
3.157
20.
One kilometer is about .62 mile. It is 12 kilometers from Noah's house to tthe ice skating rink. About how many miles is it from Noah's house to the ice skating rink?
a)
74.4 miles
b)
7.44 miles
c)
0.744 miles
d)
84.4 miles
21.
Jackie rode her bike around Capaha Park last week. The trail is 8.54 miles long. If she rode around the park 4 times last week, how many miles did she travel in all?
a)
3.41 miles
b)
8.54 miles
c)
34.16 miles
d)
341.6 miles
22.
0.18 x 2.0
a)
3.6
b)
36
c)
0.36
d)
0.036
23.
When multiplying 17.98 × 143.5, how many times would you move the decimal?
a)
1 time to the left
b)
2 times to the left
c)
3 times to the left
d)
4 times to the left
24.
If you multiply 0.73 by 2.52, how many times would you move the decimal?
a)
2 times to the left
b)
3 times to the left
c)
4 times to the left
d)
5 times to the left
25.
11.3 × 2.5
a)
79.1
b)
13.8
c)
22.597
d)
28.25
26.
4 x 0.03
a)
12
b)
0.12
c)
120
d)
0.012
27.
20.16 X 4.5 =
a)
81.45
b)
90.72
c)
42.15
d)
99.15
28.
35.24 X 2.6 =
a)
99.524
b)
42.678
c)
91.624
d)
48.951
29.
What is 0.15 x 0.60?
a)
0.09
b)
45
c)
0.456
d)
0.123
30.
10.3 x 2 =
a)
20.6
b)
2.06
c)
20.46
d)
204.6
31.
19.9 x 0.87 =
a)
17.313
b)
173.13
c)
7.11
d)
71.1
32.
Tim's favorite peaches are $2.50 per pound at the local farmers’ market. She bought 3 pounds of the peaches. How much did she spend?
a)
$6.00
b)
$7.50
c)
$5.00
d)
$6.50
33.
How many digits will be behind the decimal in the product?
0.15 x 0.6
0.15 x 0.6
a)
0
b)
1
c)
2
d)
3
34.
Add the decimal into this number:
2.39 x 4.37 = 104443
2.39 x 4.37 = 104443
a)
10.4443
b)
104.443
c)
10444.3
d)
1.04443
35.
55.492929 x 0
a)
55.0101
b)
0
c)
55.492929
d)
None of these
36.
1000.8288282 x 1
a)
1
b)
0
c)
1000.8288282
d)
1000
37.
Do you have to line up the decimals when you multiply?
a)
Yes
b)
No
38.
6.98 × 2.5 =
a)
17.45
b)
17.450
c)
174.50
d)
17.45 and 17.450 are both correct
39.
Charlie has an adult Netherlands dwarf rabbit that weighs 1.2 kilograms. Cliff’s adult Angora rabbit weighs 2.9 times as much as Charlie’s rabbit. How much does Cliff’s rabbit weigh?
a)
34.8 kilograms
b)
348 kilograms
c)
3.48 kilograms
d)
348.0 kilograms
40.
Aretha runs a marathon in 3.25 hours. Neal takes 1.6 times as long to run the same marathon. How many hours does it take Neal to run the marathon?
a)
5.2 hours
b)
6.2 hours
c)
3.2 hours
d)
4.2 hours
41.
How many digits will be behind the decimal in the answer for the problem 0.42 × 75.3 ?
a)
1 digit
b)
2 digits
c)
3 digits
d)
4 digits
42.
How many digits will be behind the decimal in the answer for the problem 0.9 × 53.8 ?
a)
1 digit
b)
2 digits
c)
3 digits
d)
4 digits
43.
Oliver bought 7 bags of candy. Each bag costs $1.50. How much money did he have to pay?
a)
$7.50
b)
$8.50
c)
$10.50
d)
$105.00
44.
Sarah jogged 4.8 miles each day for 22 days last month. How many miles did Sarah jog in total?
a)
110 miles
b)
105.6 miles
c)
88.16 miles
d)
26.8 miles
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