Kittylover1885 Kittylover1885
  • 07-12-2019
  • Mathematics
contestada

Julie just doesn't get how fraction division works .None of it makes sense she whined to Scott one day why does 3 over 4 divide by 2 equals to 3 over 8?

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sqdancefan
sqdancefan sqdancefan
  • 07-12-2019

Explanation:

Division by any number is the same as multiplication by its inverse (reciprocal). In this case, ...

  [tex]\dfrac{\left(\dfrac{3}{4}\right)}{2}=\dfrac{3}{4}\cdot\dfrac{1}{2}=\dfrac{3\cdot 1}{4\cdot 2}=\dfrac{3}{8}[/tex]

Multiplication of fractions is done in the usual way.

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