66×105+34ⅹ105=(76+24)×105,計算時運(yùn)用了乘法
- A.
交換律
- B.
結(jié)合律
- C.
分配律
C
分析:依據(jù)乘法分配律(a+b)c=ac+bc,把等號兩邊交換位置,即可得ac+bc=(a+b)c,據(jù)此解答.
解答:66×105+34ⅹ105=(76+24)×105,運(yùn)用了乘法分配律.
故選:C.
點評:此題的考查了正確理解并運(yùn)用乘法分配律.
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66×105+34ⅹ105=(76+24)×105,計算時運(yùn)用了乘法( 。
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