change 3.12121212
into rational no (in p/q where q not equal to 0)

• x= 3.12121212.......
  100x= 312.121212.....
  subtracting
  99x= 309
  x= 309/99=103/33
• 12 years agoHelpfull: Yes(5) No(0)
• 3.12121212
  =3+(12/99)
  =309/99
• 12 years agoHelpfull: Yes(1) No(1)
• 103/33
  
  denominator must be a multiple of 11
• 12 years agoHelpfull: Yes(0) No(2)