When the quotient of 1.77/0.25 is 7, what is the remainder
1.77/0.25的商是7时，余数是多少
<gadget id="calculator">0.25 * 7</gadget>
<output>1.75</output>

<gadget id="calculator">1.77 - 1.75</gadget>
<output>0.02</output>

<result>0.02</result>