0.65+10.9×6.5简便运算
答案:3 悬赏:0 手机版
解决时间 2021-03-23 08:44
- 提问者网友：人生佛魔见
- 2021-03-22 16:09
0.65+10.9×6.5简便运算
最佳答案
- 五星知识达人网友：你哪知我潦倒为你
- 2021-03-22 17:29
0.65+10.9X6.5
=6.5X(0.1+10.9)
=6.5X11
=6.5X10+6.5X1
=65+6.5
=71.5
=6.5X(0.1+10.9)
=6.5X11
=6.5X10+6.5X1
=65+6.5
=71.5
全部回答
- 1楼网友：枭雄戏美人
- 2021-03-22 18:50
0.65+10.9×6.5
=0.1×6.5+10.9×6.5
=（0.1+10.9）×6.5
=11×6.5
=71.5
=0.1×6.5+10.9×6.5
=（0.1+10.9）×6.5
=11×6.5
=71.5
- 2楼网友：妄饮晩冬酒
- 2021-03-22 18:29
=0.65+10.9×0.65×10
=0.65+109×0.65
=0.65(1+109)
=0.65×110
=0.65×(100+10)
=65+6.5
=71.5
=0.65+109×0.65
=0.65(1+109)
=0.65×110
=0.65×(100+10)
=65+6.5
=71.5
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