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Adding and subtracting!

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  • 8 + 3 =
    11
  • 20 + 30 =
    50
  • 13 - 5 =
    8
  • 43 + 15 =
    58
  • 78 - 35 =
    43
  • 4 + 4 =
    8
  • 44 + 22 =
    66
  • 54 - 12 =
    42
  • 40 - 20 =
    20
  • 52 + 25
    77
  • 61 - 21 =
    40
  • 70 + 10 =
    80
  • 16 - 10 =
    6
  • 50 - 40 =
    10
  • 28 + 35 =
    63
  • 23 - 15 =
    8
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