An engineering team repairs a road. It repairs 84 meters on the first day, 96 meters on the second day, and 75% remains unrepaired. How many meters is the total length of this road?
一支工程队修一条公路，第一天修了84米，第二天修了96米，还剩75%没有修，这条路全长多少米？
<gadget id="calculator">84 + 96</gadget>
<output>180</output>

<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">180 / (1/4)</gadget>
<output>720</output>

<result>720</result>