mystic75824ow8qz7 mystic75824ow8qz7
  • 06-11-2017
  • Mathematics
contestada

draw and LABEL a picture to show how knowing 7+7 help you find 7+8

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carebearearls carebearearls
  • 08-11-2017
7+7 = 14 So knowing that 8 is only one more than 7+7 you can do 14 + 1 = 15 ..
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