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

Toán Lớp 6: Tính hợp lí : -2876+2022+1876+(-2022)

Toán Lớp 6: Tính hợp lí : -2876+2022+1876+(-2022)

Comments ( 2 )

  1. (-2876) + 2022 + 1876 + (-2022)
    = [(-2876) + 1876] + [2022 + (-2022)]
    = (-1000) + 0
    = -1000

  2. Tính hợp lí :
    -2876+2022+1876+(-2022)
     =-2876+1876+2022+(-2022)
    =       -1000      +  0
    = -1000
    Chúc em học tốt!

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