7.8×0.75÷2.6等于等于多少简便运算

2025-03-12 08:47:06
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回答1:

7.8×0.75÷2.6等于等于多少简便运算
7.8×0.75÷2.6
=7.8÷2.6*0.75
=3*0.75
=2.25