To assemble 190 computers, it has been installed for 6 days, and 15 computers are assembled every day. The remaining 20 units are assembled every day, how many days will it take to finish the assembly?
要装配190台电脑，已经装了6天，每天装配15台．剩下的每天装配20台，还要几天才能装完？
<gadget id="calculator">15 * 6</gadget>
<output>90</output>

<gadget id="calculator">190 - 90</gadget>
<output>100</output>

<gadget id="calculator">100 / 20</gadget>
<output>5</output>

<result>5</result>