6×43×5=43×(6×5)運用了乘法分配律.
×
×
.(判斷對錯)
分析:算式6×43×5=43×(6×5),先交換位置,再運用結(jié)合律,因此運用了乘法交換律與結(jié)合律.
解答:解:6×43×5=43×(6×5)運用了乘法交換律與結(jié)合律.
故答案為:×.
點評:此題考查了學(xué)生對乘法運算定律的掌握與運用.
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[     ]

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