题目内容
【题目】3.35×6.4×2＋6.7×3.6 18.7-3.375-6.625
【答案】67；8.7
【解析】
3.35×6.4×2＋6.7×3.6
=6.7×6.4＋6.7×3.6
=6.7×(6.4+3.6)
=67
18.7-3.375-6.625
=18.7-(3.375+6.625)
=18.7-10
=8.7
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题目内容
【题目】3.35×6.4×2＋6.7×3.6 18.7-3.375-6.625
【答案】67；8.7
【解析】
3.35×6.4×2＋6.7×3.6
=6.7×6.4＋6.7×3.6
=6.7×(6.4+3.6)
=67
18.7-3.375-6.625
=18.7-(3.375+6.625)
=18.7-10
=8.7