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

Toán Lớp 6: ( 36 – 6 ) . ( – 5 ) + 17 . ( -18 -12 )

Toán Lớp 6: ( 36 – 6 ) . ( – 5 ) + 17 . ( -18 -12 )

Comments ( 2 )

  1. ( 36 – 6 ) . ( – 5 ) + 17 . ( -18 -12 )
    = 30 .  ( – 5 ) + 17 . (-30)
    =-150 +  (-510)
    = – 660

  2. ( 36 – 6 ) . ( – 5 ) + 17 . ( -18 -12 )
    = 30. (-5) + 17. (-30)
    = -150 – 510
    = -660

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