aherrera1 aherrera1
  • 03-11-2016
  • Mathematics
contestada

what addition double fact can help you find 4+3

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EnderChic356
EnderChic356 EnderChic356
  • 03-11-2016
I think I know what you're asking. You know that 4+4=8 so you can just subtract 1 from that to get 7.
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