(28.5-23.2)x(4.8+0.53)简便运算
答案:3 悬赏:50 手机版
解决时间 2021-11-08 13:08
- 提问者网友:沉默的哀伤
- 2021-11-07 15:22
(28.5-23.2)x(4.8+0.53)简便运算
最佳答案
- 五星知识达人网友:不甚了了
- 2021-11-07 16:26
=5.3×5.33
=5×5.33+0.3×5.33
=26.65+1.599
=28.249
=5×5.33+0.3×5.33
=26.65+1.599
=28.249
全部回答
- 1楼网友:笑迎怀羞
- 2021-11-07 17:14
(-1.25)x 4.8
=-1.25*0.8*6=-6
=-1.25*0.8*6=-6
- 2楼网友:忘川信使
- 2021-11-07 16:58
=5.3×5.33
=(5+0.3)×5.33
=5×5.33+0.3×5.33
=26.65+1.599
=28.249
=(5+0.3)×5.33
=5×5.33+0.3×5.33
=26.65+1.599
=28.249
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