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

Toán Lớp 6: 21x(16-34)-22x(-15) làm nhanh nhaaa

Toán Lớp 6: 21x(16-34)-22x(-15) làm nhanh nhaaa

Comments ( 2 )

  1. Giải đáp:
    21 × ( 16 – 34 ) – 22 × ( – 15 )
    = 21 × ( – 18 ) + 330
    = – 378 + 330
    = – 48
    #AkiSha2007
     

  2.  Lời giải chi tiết
       $21$xx$(16-34)-22$xx$(-15)$
    $= 21$xx$(-18)-22$xx$(-15)$
    $= -378+330$
    $= -48$
    Học tốt.

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

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