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

Toán Lớp 7: ($\frac{-1}{3}$) – ($\frac{-3}{5}$)$^{0}$ + (1 – $\frac{1}{2}$)$^{2}$ : 2

Toán Lớp 7: ($\frac{-1}{3}$) – ($\frac{-3}{5}$)$^{0}$ + (1 – $\frac{1}{2}$)$^{2}$ : 2

Comments ( 2 )

  1. Đáp án:
     
    Giải thích các bước giải:
     

    toan-lop-7-frac-1-3-frac-3-5-0-1-frac-1-2-2-2

  2. (-1/3) – (-3/5)^0 + (1-1/2)^2 :2
    = (-1/3) – 1 + (1/2)^2 :2
    =-4/3 + 1/4 : 2
    = -4/3 + 1/8
    = -29/24 

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