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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: (-39).217+217.(-61) Giúp đỡ Em

Toán Lớp 6: (-39).217+217.(-61)
Giúp đỡ Em

Comments ( 2 )

  1. (-39).217+217.(-61)
    =217.[(-39)+(-61)]
    =217.(-100)
    =-21700
     

  2. ( -39 ). 217 + 217. ( -61 )
    = 217. [ ( -39 ) + ( -61 ) ]
    = 217. ( -100 )
    = -21 700
     

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222-9+11+12:2*14+14 = ? ( )

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