|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|+|1/2001-1/2004|等于多少?
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![|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|+|1/2001-1/2004|等于多少?](/uploads/image/z/116049-57-9.jpg?t=%7C1%2F2004-1%2F2003%7C%2B%7C1%2F2003-1%2F2002%7C%2B%7C1%2F2002-1%2F2001%7C%2B%7C1%2F2001-1%2F2004%7C%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%3F)
|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|+|1/2001-1/2004|等于多少?
|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|+|1/2001-1/2004|等于多少?
|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|+|1/2001-1/2004|等于多少?
原式=1/2003-1/2004+1/2002-1/2003+1/2001-1/2002+1/2001-1/2004
=2/2001-2/2004
=2×(2004-2001)/2001×2004
=2×3/2001×2004
=1/668334;
很高兴为您解答,skyhunter002为您答疑解惑
如果本题有什么不明白可以追问,
答案应该是1/668334
去绝对值符号
原式=1/2003-1/2004+1/2002-1/2003+1/2001-1/2002+1/2001-1/2004
=2/2001-2/2004
=2×(2004-2001)/2001×2004
=2×3/2001×2004
=1/668334;