momo53 momo53
  • 06-10-2016
  • Mathematics
contestada

what is 3 3/4 divided by 2/8

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arduino1765 arduino1765
  • 06-10-2016
i got 15 as my answer
Answer Link
olemakpadu
olemakpadu olemakpadu
  • 06-10-2016
3  3/4  ÷ 2/8

Change 3  3/4 to improper fraction:        = (3*4 + 3) / 4 = (12 + 3) / 4 = 15/4 

 3  3/4  ÷ 2/8 = 15/4  ÷ 2/8      

 when we change the ÷  to ×  we invert the 2/8 to 8/2

15/4  ÷ 2/8  =  15/4  × 8/2    =  15/4 × 4 = 15

= 15


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