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

Toán Lớp 6: a, 10/17 – 5/13 – 7/12 – 8/13 + -11/15

Toán Lớp 6: a, 10/17 – 5/13 – 7/12 – 8/13 + -11/15

Comments ( 2 )

  1. Giải đáp+Lời giải và giải thích chi tiết:
    $\frac{10}{17}$-$\frac{5}{13}$-$\frac{7}{12}$-$\frac{8}{13}$+$\frac{-11}{15}$
    =$\frac{10}{17}$+($\frac{-5}{13}$-$\frac{8}{13}$)-$\frac{7}{12}$+$\frac{-11}{15}$
    =$\frac{10}{17}$-1-$\frac{7}{12}$+$\frac{-11}{15}$
    =$\frac{-1763}{1020}$
          XIN CTLHN NHA

  2. $= 10/17 + -5-8/13 – 7/12 + -11/15$
    $= 10/17 -1 – 7/12 -11/15$
    $= 600-1020-595-748/1020$
    $= -1763/1020$

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