75×24怎么用简便计算?急啊!求求大家啦!
第1个回答 2009-06-07
解答:
75×24
=75×(20+4)
=75×20+75×4
=1500+300
=1800
75×24
=75×(20+4)
=75×20+75×4
=1500+300
=1800
第2个回答 2009-06-07
75x24 = 3x25x4x6 = 3x100x6 = 1800本回答被提问者采纳
第3个回答 2009-06-07
75×24
=75*(20+4)
=75*20+75*4
=1500+300
=1800
=75*(20+4)
=75*20+75*4
=1500+300
=1800
第4个回答 2009-06-07
75×24
=75×(20+4)
=75×20+75×4
=1500+300
=1800
OK
=75×(20+4)
=75×20+75×4
=1500+300
=1800
OK
第5个回答 2009-06-07
70*24+5*24
=1680+120
=1800
=1680+120
=1800