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

Toán Lớp 6: thực hiện phép tính 4 -6 = + = = 15 20

Toán Lớp 6: thực hiện phép tính
4 -6
— + — =
15 20

Comments ( 2 )

  1. 4/15 + -6/20 = 16/60 + -18/10 = -2/60 = -1/30
     

  2.  $\frac{4}{6}$+ $\frac{-6}{20}$= $\frac{16}{60}$+ $\frac{-18}{60}$= $\frac{-2}{60}$ =$\frac{-1}{30}$
    Cho anh 5 sao xin ctlhn nhé

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