When a careless little sloppy calculates a division formula, he regards dividing by 6 as multiplying by 6, and the calculated number is 756. If he didn't misread the number, what should be the correct number?
粗心的小马虎在计算一道除法算式时，把除以6看成乘以6，算出的得数是756．如果他不看错数，那么算得的正确得数应该是多少？
<gadget id="calculator">756 / 6 / 6</gadget>
<output>21</output>

<result>21</result>