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

Toán Lớp 6: -43-(-57)-(88-43)+(188-57) help me !!!!!!!

Toán Lớp 6: -43-(-57)-(88-43)+(188-57)
help me !!!!!!!

Comments ( 2 )

  1. Giải đáp: $=100$
     
    Lời giải và giải thích chi tiết
    ${-43-(-57)-(88-43)+(188-57)}$
    $=−43+57−(88−43)+188−57{}$
    $={14−(88−43)+188−57}$
    $={14−45+188−57}$
    $={−31+188−57}$
    $={157−57}$
    $={100}$
    ______Hết______
     

  2. \text{Nem}
    -43-(-57)-(88-43)+(188-57)
    =-43+57-88+43+188-57
    =(-43+43)+(57-57)+(188-88)
    =0+0+100
    =100

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

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