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9 Cards in this Set
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- Back
- 3rd side (hint)
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How do you solve a problem w/2 whole no# that asks "What percent of 80 is 20 and how do you write the answer?
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What percent is N x 80 = 20 and then you divide 20 by 80= 25. Answer is 25%.
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What does "Percent mean?
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Percent means part or out of a 100.
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Ex: 13 of 100 is 13%
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How do you write percent as a fraction?
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Remove the Percent sign and multiply by 1/100.
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13% x 1/100 = 13/100
120% x 1/100 = 120/100 |
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How do you write a percent as decimal?
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Remove the % sign and move the DECIMAL 2 places to left.
or multiply by 0.01 |
Ex: 13% = 0.13
120% = 1.2 |
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How do you write a mixed No# w/percent into a fraction?
16 2/3% |
Follow same steps as turning a mixed no# into an improper fraction then x 1/100 which means 16 2/3 = 50/3 then x 50 x 1 and 3 x 100 =50/300- then simplify which = 1/6
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Ex: 33 1/3%. turn into improper fraction, then x 1/100 = 100/300 then simplify which = 1/3
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How do you write a fraction as a percent?
3/8 |
Take 3 x 100% = 300 then put over original denominator 8 then divide 8 into 300 which equals 37.5%.
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Ex: 2/3 x 100% = 2 x 100% = 200 over original denominator 3 = 200/3% then divide 3 into 200 = 66 2/3%.
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How do you write a decimal as a percent?
0.048 as a percent. |
Take the decimal and move to places to right,drop the zeros (if any) then add a percent sign.
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0.048 = 4.8%
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How do you write a mixed fraction w/decimal into a percent.
0.62 1/2 |
Remove the decimal & zero from the fraction and add the percent sign.
0.62 1/2 = 62 1/2% |
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How do you write a mixed fraction as a percent?
1 4/9 |
Turn 1 4/9 into an improper fraction = 13/9 x 100% = 1300/9 then divide 9 into 1300 = 144.4%
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Ex:
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