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1ねんせいの計算

たしざんと ひきざん

  • 9 - 2 = 7
  • 5 - 2 = 3
  • 8 - 2 = 6
  • 15 - 1 = 14
  • 6 - 3 = 3
  • 6 - 3 = 3
  • 16 - 4 = 12
  • 11 - 4 = 7
  • 12 - 2 = 10
  • 16 - 1 = 15
  • 7 + 9 = 16
  • 5 + 7 = 12
  • 7 + 6 = 13
  • 7 + 1 = 8
  • 4 + 2 = 6
  • 10 + 8 = 18
  • 5 + 1 = 6
  • 9 + 9 = 18
  • 3 + 6 = 9
  • 4 + 1 = 5