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10 more and 10 less

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  • 20 -10
    10
  • 60 - 40
    20
  • 10 more than 99
    109
  • 43 - 10
    33
  • 77 + 10
    87
  • 22 - 10
    12
  • 10 less than 89
    79
  • 10 less than 121
    111
  • 99 + 1
    100
  • 10 more than 58
    68
  • 10 less than 34
    24
  • 10 more than 48?
    58
  • 10 more than 67
    77
  • 10 more than 42
    52
  • 10 - 30
    40
  • 10 less than 27?
    17
  • 10 more than 71
    81
  • 10 more than 87?
    97
  • 10 less than 45
    35
  • 90 - 30
    60
  • 10 less than 66?
    56
  • 100 - 20
    80
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