mel119 mel119
  • 06-10-2016
  • Mathematics
contestada

300+90+9 in number form

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Аноним Аноним
  • 06-10-2016
399, is your answer.
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corrinaxoxo corrinaxoxo
  • 06-10-2016
399

300+90+9=399
 You needed to add the 90+9 and then take away the 00 in 300 and add the 99 so you would get 399
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