48乘579+454乘152
来源:百度知道 编辑:UC知道 时间:2024/06/16 18:47:06
急急急!!!!!!!!!!!请简算这道题
按前后顺序的话就是
48*579+454*152=96800
按先乘除后加减的顺序的话就是
48*579=27792 + 454*152=69008 = 96800
48*579+454*152
= 48*(454+125)+454*152
= 454*(48+152)+6*8*125
=454*200+6*1000
=90800+6000
=96800
48x579+454x152
=48x(454+125)+454x152
=48x454+48x125+454x152
=(48+152)x454+48x125
=200x454+6x2x2x2x5x5x5
=90800+6000
=96800
汗怎么感觉越简化越麻烦
48×580-48+454×150+454×2
(48*580-48)+(454*150+454*2)=96800
96800