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

Toán Lớp 6: a) −???? − ???????? b) ???? + (−????????) c −???? − ???????? + (−????????) − ????9

Toán Lớp 6: a) −???? − ???????? b) ???? + (−????????) c −???? − ???????? + (−????????) − ????9

Comments ( 1 )

  1. Giải đáp:
    a) $-21$.
    b) $-6$.
    c) $-48$.
    Lời giải và giải thích chi tiết:
    $a)\,-\!3-18=-(3+18)=-21\\b)\,5+(-11)=5-11=-6\\c)\,-\!2-13+(-14)-19\\=-2-13-14-19\\=-(2+13+14+19)\\=-48$

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