needh needh
  • 19-04-2017
  • Mathematics
contestada

I wasn't in school today can someone explain how to do this

I wasnt in school today can someone explain how to do this class=

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Аноним Аноним
  • 19-04-2017
You have to multiply 7 3/4 to 9.

First, turn 7 3/4 to an improper fraction which is 31/4.
Next, you multiply 31/4 to 9/1(same thing as 9) across from each other.
Then, you get the answer 279/4(31 x 9 = 279 ;4 x 1 = 4; 279/4).
Last divide 279 to 4 and get 67.75( .75 = 3/4 ; 69 3/4).
 
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