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

Toán Lớp 5: tính bằng cách thuận tiện27,8x[34,5:28,4]x89,7x[17×16-34:0,125]

Toán Lớp 5: tính bằng cách thuận tiện27,8x[34,5:28,4]x89,7x[17×16-34:0,125]

Comments ( 1 )

  1. #phanngocanh930
    Hoidap247
       27,8 x [34,5 : 28,4] x 89,7 x [17 x 16 – 34 : 0,125]
    =27,8 x  chịu

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