0.94/0.7, the quotient is 1.3, what is the remainder?
0.94/0.7，商取1.3，余数是多少．
<gadget id="calculator">1.3 * 0.7</gadget>
<output>0.91</output>

<gadget id="calculator">0.94 - 0.91</gadget>
<output>0.03</output>

<result>0.03</result>