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addition and subtraction with regrouping

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  • 367+52=
    419
  • 651-49=
    602
  • 52-36=
    16
  • 45-36=
    9
  • 58+42=
    100
  • 48+25=
    73
  • 564-29=
    535
  • 65+29=
    94
  • 926+48=
    974
  • 74-27=
    47
  • 60-45=
    15
  • 92+39=
    131
  • 46-18=
    28
  • 85-19=
    66
  • 65-29=
    36
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