The store shipped 120 color TV sets, and sold (1/4) of the total number on the first day, how many sets are left?
商店运来120台彩电，第一天卖出总数的(1/4)，还剩下多少台？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">120 * (3/4)</gadget>
<output>90</output>

<result>90</result>