5.5x9.8 用简便方法计算
答案:4 悬赏:50 手机版
解决时间 2021-01-24 12:59
- 提问者网友:杀手的诗
- 2021-01-23 13:13
5.5x9.8 用简便方法计算
最佳答案
- 五星知识达人网友:持酒劝斜阳
- 2021-01-23 13:49
5.5x9.8
=5.5×(10-0.2)
=5.5×10-5.5×0.2
=55-1.1
=53.9
=5.5×(10-0.2)
=5.5×10-5.5×0.2
=55-1.1
=53.9
全部回答
- 1楼网友:低血压的长颈鹿
- 2021-01-23 15:25
5.5x10-5.5x0.2
=55-0.1
=54,9
=55-0.1
=54,9
- 2楼网友:渊鱼
- 2021-01-23 14:04
5.5x9.8
=5.5×(10-0.2)
=5.5×10-5.5×0.2
=55-1.1
=53.9
=5.5×(10-0.2)
=5.5×10-5.5×0.2
=55-1.1
=53.9
- 3楼网友:轻熟杀无赦
- 2021-01-23 13:55
5.5x9.8
=5.5×(10-0.2)
=5.5×10-5.5×0.2
=55-1.1
=53.9
=5.5×(10-0.2)
=5.5×10-5.5×0.2
=55-1.1
=53.9
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