Divide 360 by 20 minus 2. How much less is the quotient obtained than the smallest three-digit number?
360除以20减去2的差，所得的商比最小的三位数少多少？
<gadget id="calculator">20 - 2</gadget>
<output>18</output>

<gadget id="calculator">360 / 18</gadget>
<output>20</output>

<gadget id="calculator">100 - 20</gadget>
<output>80</output>

<result>80</result>