问题
解答题
57×101的简便算法是57×100+57=5757.______.(判断对错)
答案
101×57,
=(100+1)×57,
=100×57+57×1,
=5700+57,
=5757.
故答案为:正确.
57×101的简便算法是57×100+57=5757.______.(判断对错)
101×57,
=(100+1)×57,
=100×57+57×1,
=5700+57,
=5757.
故答案为:正确.