48×25×120用简便方法计算
第1个回答 2016-11-06
48x25x120=(4x12)x25x120=4x25x12x12x10=100x144x10=144000
请采纳,谢谢
请采纳,谢谢
第2个回答 2016-11-06
4x25x12x12x10
=100x144x10
=144000本回答被网友采纳
=100x144x10
=144000本回答被网友采纳
第3个回答 2016-11-06
48×25x120= (40+8)×25×120=40×25+120x
8=960+10001960
8=960+10001960