The quotient of 4.8/1.5 is 3, what is the remainder?
4.8/1.5的商是3，余数是多少．
<gadget id="calculator">1.5 * 3</gadget>
<output>4.5</output>

<gadget id="calculator">4.8 - 4.5</gadget>
<output>0.3</output>

<result>0.3</result>