Percent

Fraction to DecimalDecimal to Fraction

100

1/2

.5

200

2/3

.6666666 repeating

300

2/5

.4

400

35/100

.35

500

7/9

.7777777 repeating

Fraction to Percent/Percent to Fraction

100

30%

3/10

200

2/8

25%

300

30/20

150%

400

140%

7/5

500

.6%

6/1000

Decimal to PercentPercent to Decimal

100

8%

.08

200

43%

.43

300

2.4

240%

400

.48%

.0048

500

7.2%

.072

Percent of a Number

100

12% of 20

2.4

200

63% of 130

78

300

73% of 152

110.96

400

6.8% 0f 49

3.332

500

0.74% of 85

0.629

Mental Math for Percent

100

40% of 100

40

200

10% of 25

2.5

300

1% of 198

1.98

400

25% of 60

20

500

75% 90

67.5