3.78/0.15, what is the remainder when the quotient is an integer?
3.78/0.15，当除到商是整数时，余数是多少
<gadget id="calculator">0.15 * 25</gadget>
<output>3.75</output>

<gadget id="calculator">3.78 - 3.75</gadget>
<output>0.03</output>

<result>0.03</result>