101乘以25的简便方法:25×(100+1)=2500+25=2525
101×25=(100+1)×25=2500+25=2525
101×25=(100+1)×25=100×25+1×25=2500+25=2525
101×25=(100+1)×25=100×25+1×25=2500+25=2525
101×25=(100+1)×25=100×25+25=2500+25=2525