Arrange (19/25), 0.75, 7.5%, and 7.5 in ascending order, what is the third number.
把(19/25)、0.75、7.5%、7.5按从小到大的顺序排列，排在第三的数是多少．
<gadget id="calculator">19 / 25</gadget>
<output>19/25 = around 0.76</output>

<result>19/25 = around 0.76</result>