12×5.8×4.5的简便计算
答案:3 悬赏:60 手机版
解决时间 2021-03-19 20:30
- 提问者网友:嘚啵嘚啵
- 2021-03-18 20:26
12×5.8×4.5的简便计算
最佳答案
- 五星知识达人网友:上分大魔王
- 2021-03-18 20:42
12×5.8×4.5的简便计算
=12x4.5x5.8
=54x(6-0.2)
=54x6+54x0.2
=324+10.8
=334.8
=12x4.5x5.8
=54x(6-0.2)
=54x6+54x0.2
=324+10.8
=334.8
全部回答
- 1楼网友:琴狂剑也妄
- 2021-03-18 22:06
=12×5.8×(5×0.9)
=(5.8×5)×(12×0.9)
=29×10.8
=29×11-29×0.2
=29×10+29×1-5.8
=290-29-5.8
=255.2追答=12×5.8×(5×0.9)
=(5.8×5)×(12×0.9)
=29×10.8
=29×11-29×0.2
=29×10+29×1-5.8
=290+29-5.8
=313.2刚刚写错了抱歉
=(5.8×5)×(12×0.9)
=29×10.8
=29×11-29×0.2
=29×10+29×1-5.8
=290-29-5.8
=255.2追答=12×5.8×(5×0.9)
=(5.8×5)×(12×0.9)
=29×10.8
=29×11-29×0.2
=29×10+29×1-5.8
=290+29-5.8
=313.2刚刚写错了抱歉
- 2楼网友:归鹤鸣
- 2021-03-18 21:11
12×5.8×4.5=12×4.5×5.8=54*5.8=54*(6-0.2)
=324-10.8=313.2
=324-10.8=313.2
我要举报
如以上问答信息为低俗、色情、不良、暴力、侵权、涉及违法等信息,可以点下面链接进行举报!
大家都在看
推荐资讯