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1-9

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  • 81-81=
    0
  • 190-90+60=
    160
  • 4*9=
    36
  • 15*3=
    45
  • 5*2=
    10
  • ( 360-60) : 10=
    30
  • 2*10=
    20
  • 2*9: 2=
    9
  • 150+150-150=
    150
  • 7*7=
    49
  • 6*6=
    36
  • 2*8=
    16
  • 7*3=
    21
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