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How do you find percentages.

Listing steps would be most helpful.

Thanks :)

2007-04-05 09:56:48 · 11 answers · asked by Ronnie Loves Jaima 1 in Science & Mathematics Mathematics

11 answers

Find the percent when the amount and base are known

Amount / Base = percent

dividing the amount by the base will results in a decimal

Let

9 = amount

60 =base

Divide 9 by 60

9 / 60 = 0.15

Multiply the decimal by 100 and attach the % symbol.

0.15 x 100 = 15%

9 is 15% of 60

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au.answers.yahoo.com/question/index?qid=20061225224426AA4lPbT&show=7 - 94k

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2007-04-05 11:10:30 · answer #1 · answered by SAMUEL D 7 · 0 0

If the number is a decimal point, then you should go to the right two decimal points. EX: .02=2%, .2=20%, .25=25%
If the number is a fraction, then you take 100 divided by the denominator, then take that number and times it by the numerator. EX: 5/25 take 100 divided by 25=4, then take 4 times 5= 20. The answer is 20%. I hope this helps.

2007-04-05 17:07:30 · answer #2 · answered by geek 2 · 0 0

You can find a percentage by taking a number and dividing by another number, which will give you a decimal, and multiplying that decimal by 100%.

For instance, if you want to find what percentage is represented by 5/8, you would first divide 5 by 8, which gives you 0.625 Multiply that by 100% (i.e. 0.625 * 100%) = 62.5%

Suppose you order a large pizza containing 16 slices and you eat 4 of them. You have eaten 4/16 of the whole pizza. The percentage you have eaten would be 4/16 =
0.25 * 100% = 25%

2007-04-05 17:02:08 · answer #3 · answered by Ohioguy95 6 · 0 0

if they give u a decimal, move the decimal point 2 places to the right.

0.25 = 25%

0.1356 = 13.56%

if they give u a fraction, either turn it into a decimal by dividing or set up a proportion.

method 1:

3/5 = do 3 divided by 5 , get 0.6 move the decimal 2 places = 60%

method 2:

3/5 = x/100

cross multiply

300= 5x

60 = x.

u can do that since percent means how much out of 100.

2007-04-05 17:03:41 · answer #4 · answered by Ari 6 · 0 0

Here's an example:
10/100=.10 or 10%

2007-04-05 17:04:01 · answer #5 · answered by Anonymous · 0 0

If you have a fraction, divide numerator by denominator (top# divided by bottom#) and you get a decimal. Multiply that decimal by 100 (move decimal two spaces to the right ) and you get your percentage.

2007-04-05 17:00:35 · answer #6 · answered by Dana 4 · 0 0

ok a percentage...
/ =divide btw

to find 10% of 50 would be
10/100 (0.1)
x50=5

the percentage should divide by 100
then times the number you ant the percentage of

2007-04-05 17:25:28 · answer #7 · answered by matthew_charlton2004 3 · 0 0

well if its in fraction form...
example : 1 on 2 is 50 percent. you divide the numerator by the de-nominator.

2007-04-05 17:03:52 · answer #8 · answered by Wammeze 2 · 0 0

[a/(a+b)]*100 will give a% of a+b

a+b is the whole (max possible) a is the obtained

2007-04-05 17:02:52 · answer #9 · answered by raqandre 3 · 0 0

divide a numerator by its denominator.

2007-04-05 17:00:20 · answer #10 · answered by Anonymous · 0 0

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