1.84/0.9, when the quotient is 2.04, what is the remainder?
1.84/0.9，商是2.04时，余数是多少．
<gadget id="calculator">2.04 * 0.9</gadget>
<output>1.836</output>

<gadget id="calculator">1.84 - 1.836</gadget>
<output>0.004</output>

<result>0.004</result>