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3/4 to %

2007-12-11 18:33:15 · 9 answers · asked by Anonymous in Science & Mathematics Mathematics

9 answers

3/4 = 75/100 = 75%

2007-12-15 03:21:15 · answer #1 · answered by Como 7 · 1 0

This is the explanation:

In the fraction X/Y, Y is the whole. So Y is 100%. Now if you say "If Y is 100%, then how much is X?". This can be written like this:

If Y is 100% can be written as Y = 100
Then how much is X can be written as X = ?

So now draw a horizontal fraction line and put Y = 100 in the top section as the numerator and X = ? as the denominator like this:

Y/X = 100/?

Now calculate X in this way:

Y = X/100

For your example:

3/4 = x/100

4x = 300
x = 300/4
x = 75

Therefore, 3/4 is 75% of 4. You can prove this by saying that each 1 in 4 is equal to 25%. So 4 * 25 = 100%. Now 3 of those 25% will make 3*25 = 75%.

Thus, you can solve this equation like this also:

100%/4 = x

And multiply x by 3:

x = 100/4 = 25
3x = 3 * 25 = 75%.

Good luck.

2007-12-12 02:59:20 · answer #2 · answered by ¼ + ½ = ¾ 3 · 0 1

Multiply by 100. Equals 300/4. Equals 75.

2007-12-12 02:37:08 · answer #3 · answered by mlamb56 4 · 0 0

To change a fraction into a percentage ALL you have to do is divide the numerator (3) by the denominator (4) and the result is a percentage: 0.75. That's all there is to it!

2007-12-12 02:40:30 · answer #4 · answered by Nancy G 4 · 0 0

divide 100 by the number at the bottom ( 100/4 ) then multiply the result with the number at the top ( 25 x 3 = 75% ).
presto!

2007-12-12 02:37:56 · answer #5 · answered by Peter Atienza 2 · 0 0

change the denominator to 100 by multiplying it by 25,
then change the top number by the same 25.
you get 75 over 100 or 75%. you have to get the bottom number to 100 and multiply the top number by the same amount.

2007-12-12 04:20:33 · answer #6 · answered by crazzijimsmith 7 · 0 0

= 100%(3 divided by 4)
= 100%(0.75)
= 75%

Answer: 3/4 is equal to 75%

2007-12-12 02:37:21 · answer #7 · answered by Jun Agruda 7 · 3 0

first off, you have to change the fraction into a decimal and then move it to the right 2 places,

2007-12-12 02:37:01 · answer #8 · answered by jessica z 3 · 0 0

3/4 = 0.75 then multiple 0.75 by 100 = 75%

2007-12-12 02:36:38 · answer #9 · answered by El_Cid 3 · 0 0

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