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ADDITION

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  • 20+10=
    30
  • 3+3=
    6
  • 9+10=
    19
  • 8+7=
    15
  • 3+9=
    12
  • 7+6=
    13
  • 10+10=
    20
  • 25+25=
    50
  • 9+7=
    16
  • 4+3=
    7
  • 1+7=
    8
  • 20+20=
    40
  • 2+1=
    3
  • 5+10=
    15
  • 6+5=
    11
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