FDP Method
Decimal
Percent
Fraction
Percent of a Number
100

Decimal to Percent

Multiply by 100
100

0.12 to percent

12%

100

75% to Decimal

0.75

100

4/5 to decimal

0.8

100

What is 10% of 65?

6.5

200

Decimal to Fraction

Put numbers after the decimal over 10, 100, or 1000 (depending on the amount) and then simplify the fraction.

200

0.7891 to Percent

78.91%

200

45% to Decimal

0.45

200

12/48 to decimal

0.25

200

What is 30% of 75?

22.5

300

Percent to decimal

divide by 100

300

0.25 to fraction

25/100=1/4

300

35% to fraction

35/100=7/20

300

35/70 to percent

Decimal=0.5

Percent= 50%

300

Xzavier has 40 pens. He gives 22.5% to Ariana. How many pens did he give away?

He gave her 9 pens.

400

Percent to fraction

Put the percent over 100 and then simplify

400

0.555 to fraction

555/1000=111/200

400

85% to Fraction

85/100=17/20

400

12/60 to percent

Decimal= 0.2

Percent= 20%

400

Jeykob throws the football at recess 85 times. Angel catches it 51 times. What percentage of Jeykob's passes did Angel catch?

Angel caught 60% of Jeykob's throws. 

500

Fraction to decimal AND Fraction to percent

F to D- Divide numerator by denominator

F to P- Divide numerator by denominator, then multiply by 100.

500

0.62 to percent AND to fraction

62% and 62/100=31/50

500

125% to decimal AND to fraction

1.25 and 125/100=5/4

500

17/102 to percent

Decimal= .1666666666666666666666666666.....

Percent= 16.67%

500

Ms. Belcastro takes a test and gets 60 points. The test is worth 80 points. What percentage did she get on the test?

Ms. Belcastro got a 75%.

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