Percentage of Number Worksheet

Calculate the percentages.

1 a. 10%  of  2.18
 
1 b. 20%  of  0.05
 
2 a. 80%  of  0.53
 
2 b. 40%  of  4
 
3 a. 70%  of  5.81
 
3 b. 10%  of  9.52
 
4 a. 40%  of  0
 
4 b. 80%  of  1.57
 
5 a. 30%  of  7.51
 
5 b. 40%  of  3.81
 
6 a. 20%  of  8.77
 
6 b. 20%  of  2.39
 
7 a. 10%  of  6.47
 
7 b. 10%  of  3.96
 
8 a. 90%  of  8.21
 
8 b. 40%  of  2.89
 
Page 2

Answer Key

Answers are rounded to 3 decimals.

1 a.
10% of 2.18 is 0.218
0.1 × 2.18 = 0.218
1 b.
20% of 0.05 is 0.01
0.2 × 0.05 = 0.01
2 a.
80% of 0.53 is 0.424
0.8 × 0.53 = 0.424
2 b.
40% of 4 is 1.6
0.4 × 4 = 1.6
3 a.
70% of 5.81 is 4.067
0.7 × 5.81 = 4.067
3 b.
10% of 9.52 is 0.952
0.1 × 9.52 = 0.952
4 a.
40% of 0 is 0
0.4 × 0 = 0
4 b.
80% of 1.57 is 1.256
0.8 × 1.57 = 1.256
5 a.
30% of 7.51 is 2.253
0.3 × 7.51 = 2.253
5 b.
40% of 3.81 is 1.524
0.4 × 3.81 = 1.524
6 a.
20% of 8.77 is 1.754
0.2 × 8.77 = 1.754
6 b.
20% of 2.39 is 0.478
0.2 × 2.39 = 0.478
7 a.
10% of 6.47 is 0.647
0.1 × 6.47 = 0.647
7 b.
10% of 3.96 is 0.396
0.1 × 3.96 = 0.396
8 a.
90% of 8.21 is 7.389
0.9 × 8.21 = 7.389
8 b.
40% of 2.89 is 1.156
0.4 × 2.89 = 1.156


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