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0+3=0×3.
×
×
分析:零表示没有,根据乘法的意义可知,0×3=0;根据加法的意义可知,0+3=3;则0+3>0×3.
解答:解:由于0+3=3,0×3=0,
3>0,
则0+3>0×3.
故答案为:×.
点评:任何数与0相加都得它本身,任何数与0相乘都得0.
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