Study

1 digit from 2 digit ith some regrouping

  •   0%
  •  0     0     0

  • 35 - 2 =
    33
  • 25 - 7 =
    18
  • 37 - 1 =
    36
  • 62 - 8 =
    54
  • 72 - 6 =
    66
  • 54 - 5 =
    49
  • 51 - 7 =
    44
  • 31 - 5 =
    26
  • 56 - 4 =
    52
  • 48 - 10 =
    38
  • 94 - 1 =
    93
  • 87 - 2 =
    85
  • 46 - 6 =
    40
  • 66 - 2 =
    64
  • 87 - 7 =
    80
  • 23 - 6 =
    17
  • 96 - 8 =
    88
  • 87 - 6 =
    81
  • 13 - 6 =
    7
  • 35 - 10 =
    25
  • 93 - 4 =
    89
  • 28 - 8 =
    20
  • 78 - 3 =
    75
  • 71 - 7 =
    64
  • 45 - 3 =
    42