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5.8×2.7+5.8×7.3=□×(□+□),这应用了乘法
乘法分配
乘法分配
律.
分析:5.8×2.7+5.8×7.3,此题加号两边的乘法算式中有一个同样的因数是5.8,符合乘法分配律,应用乘法分配律进行简算.
解答:解:5.8×2.7+5.8×7.3=5.8×(2.7+7.3),这是应用了乘法分配律.
故答案为:5.8,2.7,7.3,乘法分配.
点评:此题属于考查乘法分配律的反用.
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