Fractions to Decimals
Decimals to Percents
Percent of Change
Decimals to Fractions
Discount/Tax Problems
100

Convert the fraction to a decimal 3/100

0.03

100

Convert the decimal to a percent 0.03

3%

100

Find each percent change to the nearest percent. State if it is an increase or decrease.

From 74 miles to 54 miles

Equation:  74 - 54 = 20

                20/74 = x/100

                2000/74 = 27


27% decrease

100

Convert the decimal to a fraction 0.13

13/100

100

The store offers a 50% discount. The regular price of a T-shirt is $24. What is the discount price?

Equation:  24 * 0.5 = 12

                24 - 12 = $12.00


$12.00

200

Convert the fraction to a decimal 7/10

0.7

200

Convert the decimal to a percent 0.35

35%

200

Find each percent change to the nearest percent. State if it is an increase or decrease.

From 28 tons to 35 tons

Equation:  35 - 28 = 7

                7/28 = x/100

                700/28 = 25


25% increase

200

Convert the decimal to a fraction 0.8

4/5

200

The store offers a 25% discount. The regular price of a sweatshirt is $24. What is the discount price?

Equation:  24 * 0.25 = 6

                24 - 6= $18.00


$18.00

300

Convert the fraction to a decimal 17/20

0.85

300

Convert the decimal to a percent 0.9

90%

300

Find each percent change to the nearest percent. State if it is an increase or decrease.

From 26 miles to 75 miles

Equation:  75 - 26 = 49

                49/26 = x/100

                4900/26 = 188


188% increase

300

Convert the decimal to a fraction 0.25

1/4

300

Mary’s father is paying for a $30 meal. The sales tax is 7%. What is the total price of the meal, including the tax?

Equation:    30 * 0.07 = $2.10

                  $30 + $2.10 = $32.10


$32.10

400

Convert the fraction to a decimal 11/25

0.44

400

Convert the decimal to a percent 1.14

114%

400

Find each percent change to the nearest percent. State if it is an increase or decrease.

From 61 miles to 43 miles

Equation:  61 - 43 = 18

                18/61= x/100

                1800/61 = 30


30% decrease

400

Convert the decimal to a fraction 0.50

1/2

400

Fred's father is paying for a $45 meal. The sales tax is 7%. What is the total price of the meal, including the tax?

Equation:    45 * 0.07 = $3.150

                  $45+ $3.15 = $48.15


$48.15

500

Convert the fraction to a decimal 5/8

0.625

500

Convert the decimal to a percent 1.62

162%

500

Find each percent change to the nearest percent. State if it is an increase or decrease.

From 17 miles to 53 miles

Equation:  53 - 17 = 36

                36/17= x/100

                3600/17= 212


212% increase

500

Convert the decimal to a fraction 0.98

49/50

500

The store offers a 25% discount. The regular price of a sweatshirt is $28. The sales tax is 7%. What is the discount price, including the sales tax?

Equation:  28 * 0.25 = 7

                28 - 7 = $21.00

                21 * 0.07 = 1.47

                $21 + $1.47 = $22.47


$22.47

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