SOLUTION: My problem is with multiplying and dividing fractions with variables.
For example 5/1w x 3w/17.When I multiply across I get 15w/17w. Can the w's be
cancelled out and I end up wi
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Question 179018: My problem is with multiplying and dividing fractions with variables.
For example 5/1w x 3w/17.When I multiply across I get 15w/17w. Can the w's be
cancelled out and I end up with 15/17 ?
Also 27/8m divided by 9/4m. I know that you have to multiply the 27/8m by the inverse of 4m/9, which is 1 1/2, but do I keep the m ?
Found 2 solutions by Mathtut, checkley75:
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
when you invert something you invert everything in the numerator and everything in the denominator..... whether is a number or a variable representing a number.....so 3mn/5ts inverted would be 5ts/3mn
:
and yes they would cancel
:
27/8m divided by 9/4m
:
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
5/1w x 3w/17
5*3w/1w*17
15w/17w
15/17 ans.
---------------------------
27/8m divided by 9/4m
27/8m*4m/9
27*4m/8m*9
108m/72m
1.5 ans.
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