(975*579-198)/(578*976+199)怎样计算
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(975*579-198)/(578*976+199)怎样计算
(975*579-198)/(578*976+199)
=(975*578+975-198)/(578*975+578+199)
=(975*578+777)/(578*975+777)
=1
=1
(975*579-198)/(578*976+199)怎样计算
(975*579-198)/(578*976+199)
=(975*578+975-198)/(578*975+578+199)
=(975*578+777)/(578*975+777)
=1
=1