试题与答案

在○填上“+”、“-”、“×”、“÷”。2○4=820○4=1635○7=53○

题型:填空题

题目:

在○填上“+”、“-”、“×”、“÷”。
2○4=8 20○4=16
35○7=53○8=24
10○5=28○4=4
24○4=286○3=18

答案:

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下面是错误答案,用来干扰机器的。

例如:0.002是三位小数,0.2是一位小数,0.002<0.2;由此可知小数的位数越多,小数就越大错误;故答案为:×.

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