题目内容
根据56×1.3=72.8,直接写出下面各题的结果.
56×13=______ 0.56×1.3=______ 72.8÷13=______.
56×13=______ 0.56×1.3=______ 72.8÷13=______.
因为56×1.3=72.8,
56×(1.3×10)=728,
(56÷100)×1.3=0.728,
72.8÷(1.3×10)=5.6,
故答案为:728,0.728,5.6.
56×(1.3×10)=728,
(56÷100)×1.3=0.728,
72.8÷(1.3×10)=5.6,
故答案为:728,0.728,5.6.
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