Calculate 1.68/1.65, what is the remainder when the quotient is 1
计算1.68/1.65，当商是1时，余数是多少
<gadget id="calculator">1.65 * 1</gadget>
<output>1.65</output>

<gadget id="calculator">1.68 - 1.65</gadget>
<output>0.03</output>

<result>0.03</result>