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23.52×14-23.52×4=23.52×(14-4)是运用________.

乘法分配律
分析:算式23.52×14-23.52×4=23.52×(14-4)符合乘法分配律(a-b)c=ac-bc,因此,此题运用了乘法分配律.
解答:23.52×14-23.52×4=23.52×(14-4),运用了乘法分配律.
故答案为:乘法分配律.
点评:掌握乘法分配律的意义是解题的关键.
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