• Kopfrechnen ZR 20
  • anonym
  • 09.01.2021
  • Mathematik
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  • 1
    Berechne!
    • 1 + 8 =
    • 10 + 5 =
    • 8 + 8 =
    • 5 + 5 =
    • 2 + 5 =
    • 9 + 9 =
    • 8 + 4 =
    • 6 + 2 =
    • 9 + 2 =
    • 5 + 10 =
    • 2 + 7 =
    • 7 + 2 =
    • 2 + 2 =
    • 2 + 4 =
    • 7 + 7 =
    • 3 + 8 =
    • 8 + 5 =
    • 5 + 6 =
    • 8 + 2 =
    • 1 + 6 =
    • 2 + 8 =
    • 2 + 9 =
    • 7 + 5 =
    • 8 + 10 =
    • 6 + 7 =
    • 9 + 3 =
    • 9 + 10 =
    • 1 + 1 =
    • 3 + 5 =
    • 1 + 9 =
    • 10 + 3 =
    • 8 + 6 =
    • 4 + 6 =
    • 8 + 9 =
    • 2 + 6 =
    • 6 + 3 =
    • 6 + 2 =
    • 3 + 5 =
    • 9 + 7 =
    • 3 + 9 =

    2
    Berechne!
    • 3 + = 6
    • 4 + = 9
    • 7 + = 14
    • 6 + = 15
    • 10 + = 12
    • 7 + = 15
    • 8 + = 11
    • 8 + = 18
    • 7 + = 13
    • 5 + = 7
    • 8 + = 15
    • 5 + = 9
    • 8 + = 13
    • 2 + = 3
    • 5 + = 8
    • 8 + = 10
    • 8 + = 14
    • 3 + = 13
    • 4 + = 10
    • 7 + = 16
    • 2 + = 5
    • 2 + = 12
    • 1 + = 10
    • 3 + = 4
    • 8 + = 16
    • 6 + = 7
    • 2 + = 8
    • 2 + = 10
    • 6 + = 8
    • 7 + = 11
    • 9 + = 15
    • 6 + = 9
    • 7 + = 10
    • 6 + = 13
    • 1 + = 8
    • 9 + = 17
    • 6 + = 14
    • 7 + = 12
    • 3 + = 10
    • 2 + = 11