25×13=13×25是根據(jù)______變化的．
- A.
加法交換律
- B.
加法結(jié)合律
- C.
乘法交換律
C
分析：因為乘法交換律用字母表示為a×b=b×a 兩個數(shù)相乘，交換加數(shù)的位置，積不變．25×13=13×25符合a×b=b×a的形式，因此25×13=13×25是根據(jù)乘法交換律變化的．
解答：25×13=13×25是根據(jù)乘法交換律變化的；
故選：C．
點評：此題考查了學(xué)生對乘法交換律的掌握情況．
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