neah2424
neah2424 neah2424
  • 22-07-2014
  • Mathematics
contestada

What is 7.3939393939 (a repeating decimal) written as a fraction?!?!?!?!?!
PLEASE HELP ASAP !

Respuesta :

konrad509
konrad509 konrad509
  • 22-07-2014
[tex]x=7.393939...\\ 100x=739.393939...\\ 100x-x=739.393939...-7.393939...\\99x=732\\ x=\frac{732}{99} [/tex]
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