madysonpaul0000 madysonpaul0000
  • 23-08-2017
  • Mathematics
contestada

what is 0.2 reapted

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mathmate
mathmate mathmate
  • 23-08-2017
x=0.2 repeated = 0.22222...
multiply by 10
10x = 2.222...
subtract x
x=0.222...
=>
9x=2
x=2/9  (fractional form of 0.2 repeated)
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apologiabiology
apologiabiology apologiabiology
  • 23-08-2017
anything repeating (if it is one digit) is likely going to be x/9 where x is the digit

so 0.222 repeated is 9/2
Answer Link

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