Chapter 6: Percents

42430_Cleaves_ch06 4/12/04 1:23 PM Page 193
NAME
DATE
Chapter 6
Exercises Set A
Write the decimal as a percent.
1. 0.23
0.23 100% 0.23.; 23%
4. 0.34
0.34 100% 0.34.; 34%
7. 3
3 100% 3.00.; 300%
10. 4
4 4 100% 400%
2. 0.82
0.82 100% 0.82.; 82%
5. 0.601
0.601 100% 0.60.1; 60.1%
8. 0.37
0.37 0.37 100% 37%
3. 0.03
0.03 100% 0.03.; 3%
6. 1
1 100% 1.00.; 100%
9. 0.2
0.2 0.2 100% 20%
Write the fraction or mixed number as a percent. Round to the nearest hundredth of a percent if necessary.
11.
17
100
17
100
= 17
100 17
100 × % = %
12.
6
100
6
100
6
= × 100% = 6%
100
13.
52
100
52
100
52
= × 100% = 52%
100
14.
1
10
1
10
1
= × 100% = 10%
10
15.
5
4
5
4
5
= × 100% = 125%
4
Write the percent as a decimal.
16. 98%
98% .98.% 100% 0.98
17. 256%
256% 2.56.% 100% 2.56
18. 91.7%
91.7% .91.7% 100% 0.917
19. 0.5%
0.5% .005% 100% 0.005
20. 6%
6% .06% 100% 0.06
Write the percent as a whole number, mixed number, or fraction, reduced to lowest terms.
21. 10%
22. 6%
23. 89%
24. 45%
25. 225%
10%
10 1
100% = 100
= 6%
6 3 89%
89
10 100% = 100
= 50 100% =
45%
45 9
100 100% = 100
= 225%
225
20 100% = 100
=
= 2 1 4
2 25
100
Percent Fraction Decimal
26. 33 1 1
_______ _______
33 %
033 1 33 1 100 1 1
. or 0.33 % ÷ 100% = × = 33 1 % = 33 1 % ÷ 100% = 0.
33 1 3
3
3
3 100 3 3 3
3
1
1
125 1
27. 12.5% _______ _______ 8 0.125 0. 125 × 100% = 12. 5% 0.
125 = =
4
1,
000 8
28. 80% _______ _______ 5
8 4
0.8 08 . × 100% = 80%
=
10 5
7
29. 70% _______ _______ 07 . 07 . × 100% = 70% 10)
7. .
0 7
10
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