4936乘(0.75乘42.7减0.573乘25加57.3)除以3
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/05/12 15:28:43
4936乘(0.75乘42.7减0.573乘25加57.3)除以3
4936*(0.75*42.7-0.573*25+57.3)/3
=4936*(0.75*42.7-25*0.573+100*0.573)/3
=4936*[0.75*42.7+(100-25)*0.573]/3
=4936*(0.75*42.7+75*0.573)/3
=4936*(75*0.427+75*0.573)/3
=4936*[75*(0.427+0.573)]/3
=4936*75/3
=4936*25
=1234*4*25
=1234*100
=123400
=4936*(0.75*42.7-25*0.573+100*0.573)/3
=4936*[0.75*42.7+(100-25)*0.573]/3
=4936*(0.75*42.7+75*0.573)/3
=4936*(75*0.427+75*0.573)/3
=4936*[75*(0.427+0.573)]/3
=4936*75/3
=4936*25
=1234*4*25
=1234*100
=123400
4936乘(0.75乘42.7减0.573乘25加57.3)除以3
(0.75乘42.7加57.3减0.573乘25)除以3乘以7972简便计算.
(0.75乘42.6减0.574乘25加57.4)除以3简便方法计算
1乘3乘24,加上2乘6乘48,加3乘9乘72,除以,1乘2乘4加2乘4乘8加3乘6乘12.
1加2乘3除以4加5乘6减7除以8等于
1除以1乘2乘3加1除以2乘3乘4加.1除以18乘19乘20
1除以2乘3乘4乘5加上1除以3乘4乘5乘6一直加到1除以1除以97乘98乘99乘100的和是多少
[ ]乘[ ]减[ ]等于96除以[ ]加
[ ]乘[ ]减[ ]等于96除以[ ]加[ ]等于[ ]
不能简便的直接算1/4乘2003加2005乘25%加2004乘1/43375除以27乘126.6+0.6乘20+0.6乘
1除以1乘2乘3,加上1除以2乘3乘4,加上1除以3乘4乘5,一直加到1除以20乘21乘22,等于多少
210乘209乘208乘207乘206乘205乘204乘203乘202乘201除以(10乘9乘8乘7乘6乘5乘4乘3乘2