问题
解答题
97×2000-96×2001.
答案
97×2000-96×2001,
=97×2000-96×(2000+1),
=97×2000-96×2000-96,
=(97-96)×2000-96,
=2000-96,
=2000-100+4,
=1900+4,
=1904.
97×2000-96×2001.
97×2000-96×2001,
=97×2000-96×(2000+1),
=97×2000-96×2000-96,
=(97-96)×2000-96,
=2000-96,
=2000-100+4,
=1900+4,
=1904.