Xhelsea
Xhelsea Xhelsea
  • 07-04-2016
  • Mathematics
contestada

Prove that's the decimal number 9.86 is a rational by finding its fractional form

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Kytten
Kytten Kytten
  • 07-04-2016
9.86 = 9.86/1 = (9.86 x 100) / (1 x 100) = 986/100, GCF of 986 and 100 is 2, (986/2) / (100/2) = 493/50  The fractional form of 9.86 is 943/50.
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