(a / b) ÷ (c / d) = (a / b) x (d / c) = a d / b c
Example
3 / 2 ÷ 2 / 5
= (3 / 2) x (5 / 2)
= 15 / 4
= 3 ¾
2007-09-03 01:42:13
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answer #1
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answered by Como 7
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Fractions are usually in a form of an integer over another integer. (eg. 5/2, 4/7 etc).
When a fraction divides another fraction. Take the 1st fraction(Don't change it) and multiply it by a reciprocal of the 2nd fraction.
Reciprocal meaning the fraction is flipped over (eg. 5/2 becomes 2/5, 4/7 becomes 7/4)
Example eqn: 3/4 / 2/3 = 3/4 X 3/2 = 9/8 =)
Hope this helps
2007-09-03 01:50:57
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answer #2
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answered by nothingtodo007 2
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when you get two fractions :1 2/6 / 1 4/8=8/6 / 12/8
=8/6 * 8/12
=2/4 * 4/3
=8/12=2/3
make the fraction an improper fraction then change the division sign to a multiplication side after taking the reciprocal of the fraction in the right hand side.THen simplify the fraction and multiply.If you can simplify it further simplify to its simplest form.
2007-09-03 00:56:38
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answer #3
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answered by Ra@ma_de 1
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To sum up the previous post, "Keep, Change, Flip."
KEEP the first fraction, CHANGE the division sign to a multiplication sign, and FLIP the second fraction. I've been using that since 5th grade.
2007-09-03 00:37:08
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answer #4
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answered by BLLYRCKS 5
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Personally, this is the simplest method.
Lets say you're dividing a/b by c/d.
Step 1. "Flip" any one of the fraction over. (eg. a/b "flips" to b/a)
Step 2. Multiply them together and done!
So the answer would be b/a * c/d which will give you bc/ad.
In mathematics, try to make things simpler! Cheers!
2007-09-03 02:07:35
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answer #5
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answered by Anonymous
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FRACTION1 divided by FRACTION2 =
FRACTION1 times FLIP OVER FRACTION2
then multiply numerators to get your new numerator
and multiply denominators to get your new denominator.
EXAMPLE
5/7 divided by 6/10=
5/7 * 10/6=
50/42
reduce to get:
25/21 = 1 4/21
2007-09-03 00:34:07
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answer #6
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answered by 037 G 6
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reduce to single fraction by
= numerator of first fraction x denominator of second / numerator of second fraction x denominator of first fraction
2007-09-03 00:46:44
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answer #7
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answered by libraboy28 2
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