简便计算 654321×909090+654321×909090 9×17+91÷27-5×17+79÷17

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/29 22:57:41
简便计算 654321×909090+654321×909090 9×17+91÷27-5×17+79÷17
xN@_K WʻW )TƿVjRMm⢵UaeߙŝswnN2i䡕mNk)$AiByli"@h\KUK@O-MC?ppٰWuh9n4z4>*I1e,]wE48\ %/K0*d^fh`;F[6|^򱓯qb)?ϖw؎lx,gc8+\xM='#EEV9 rr|@ =0OΌ'

简便计算 654321×909090+654321×909090 9×17+91÷27-5×17+79÷17
简便计算 654321×909090+654321×909090 9×17+91÷27-5×17+79÷17

简便计算 654321×909090+654321×909090 9×17+91÷27-5×17+79÷17
654321x909090+654321x90909
=654321x(909090+90909)
=654321x999999
=654321x(1000000-1)
=654320345679
9×17+91÷17-5×17﹢45÷17
=(9-5)×17+(45+91)÷17
=4×17+136÷17
=68+8
=76
这是我在静心思考后得出的结论,
如果不能请追问,我会尽全力帮您解决的~
如果您有所不满愿意,请谅解~