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

Toán Lớp 6: Tính giúp mình(tính nhanh) 15 x 2+ 15 x 8

Toán Lớp 6: Tính giúp mình(tính nhanh)
15 x 2+ 15 x 8

Comments ( 2 )

  1. 15 xx 2 + 15 xx 8
    = 15 xx ( 2 + 8)
    = 15 xx 10
    =150
     

  2. 15 xx 2 + 15 xx 8
    = 15 xx ( 2 + 8 )
    = 15 xx 10
    = 150

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

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