简算2001÷2001又2003/2002+1/2003

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简算2001÷2001又2003/2002+1/2003
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简算2001÷2001又2003/2002+1/2003
简算2001÷2001又2003/2002+1/2003

简算2001÷2001又2003/2002+1/2003
错了
2001÷(2001+2001/2002)+1/2003
=2001÷[2001×(1+1/2002)]+1/2003
=1÷(1+1/2002)+1/2003
=1÷(2003/2002)+1/2003
=2002/2003+1/2003
=1