问题 选择题
24.6×5.7+4.3×24.6=24.6×(5.7+4.3)运用了乘法(  )
A.交换律B.结合律C.分配律
答案

24.6×5.7+4.3×24.6,

=24.6×(5.7+4.3),

=24.6×10,

=246;

故选:C.

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