Percent, Fraction, Decimal
Percent of
% Change/Error
Interest
Discount, Tax, Markup, Commission
100

49% as a fraction

49/100

100

50% of 70

35

100

% change from 56 to 14

75%

100

$8,000, 2%, 1 year Interest?

160

100

$946.50, 10% tax rate, sales tax?

$94.65

200

0.104 as a percent

10.4%

200

10% of 99

9.9

200

% change from 42.4 to 58.3

37.5%

200

$60,000, 13.6%, 4 years. Total?

$92,640

200

$9, 20% tip, total bill?

$10.80

300

200% as a decimal

2.0

300

135% of $79.20

$106.92

300

% error if the approximate is 6 and the exact is 8

25%

300

Interest $4,500, 36 months, 5%, Principal?

30000

300

$407,000 Sales, 10% commission rate, commission?


$40,700

400
Number all percents are based on 

100

400

35% of 80

28

400

250 is approximate to 247 exact 

1.2%

400

Interest $1,500, 3 years, Principal $20,000, Rate?

2.5%

400

$74.00, 95% off, sales price?

$3.70

500

3/8 as a percent

37.5%

500

200% of 40

80

500

helps solve these questions

formula

500

Interest $5,000, rate 8%, principal $150,000 time?

4.2 years

500

$77.60, 40% off, sales price?

$46.56

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