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

Toán Lớp 6: (– 2021) + (-247) + (-53)+ 2021

Toán Lớp 6: (– 2021) + (-247) + (-53)+ 2021

Comments ( 2 )

  1. $\href{https://anhsangsoiduong.vn/thong-tin-ca-nhan/824127} {\color{green}{\text{@Hae}}}$
    Giải đáp:
    $(– 2021) + (-247) + (-53)+ 2021$
    $= [(-2021)+2021)]+[(-247)+(-53)]$
    $=0+(-300)$
    $=-300$
     

  2. (– 2021) + (-247) + (-53)+ 2021
    ={ (-2021)+2021 }+{ (-247)+(-53) }
    =0+(-300)
    =-300
     

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

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