38×25×4=38×(25×4),這里運用了
- A.
乘法交換律
- B.
乘法結(jié)合律
- C.
乘法分配律
B
分析:在38×25×4=38×(25×4)中,25與4結(jié)合,因此這里運用了乘法結(jié)合律.
解答:38×25×4=38×(25×4),運用了乘法結(jié)合律.
故選:B.
點評:根據(jù)算式特點,確定采用的運算定律.
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