The quotient of 1.3/0.6 is 2.1, what is the remainder
1.3/0.6的商是2.1，余数是多少
<gadget id="calculator">0.6 * 2.1</gadget>
<output>1.26</output>

<gadget id="calculator">1.3 - 1.26</gadget>
<output>0.04</output>

<result>0.04</result>