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王樂樂在寫一個兩位小數時,忘了點小數點,所得的整數比原來的小數大了63.36.題目是不是這個 63.36÷(100-1)=0.64 理由:兩位小數去掉小數點後,變成了原小數的100倍,它比原小數多的數就是原小數的99倍.
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