题目内容
请写出你四个方向的同学姓名.
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解析:
解析:
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提示:按照顺序填写 |
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先用计算器算出每组前三个算式,再根据规律直接写出后四个算式的得数.
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(1)99.99 ×0.2=________99.99 ×0.3=________99.99 ×0.4=________99.99 ×0.5=________99.99 ×0.6=________99.99 ×0.7=________99.99 ×0.8=________ |
(2)142.857 ×2=________142.857 ×3=________142.857 ×4=________142.857 ×5=________142.857 ×6=________142.857 ×7=________142.857 ×8=________ |
先用计算器算出每组前三个算式,再根据规律直接写出后四个算式的得数.
|
(1)99.99 ×0.2=________99.99 ×0.3=________99.99 ×0.4=________99.99 ×0.5=________99.99 ×0.6=________99.99 ×0.7=________99.99 ×0.8=________ |
(2)142.857 ×2=________142.857 ×3=________142.857 ×4=________142.857 ×5=________142.857 ×6=________142.857 ×7=________142.857 ×8=________ |