The road repair team built an 800-meter-long road. On the first day, they repaired the full length (1/4), and on the second day they repaired the first day's (4/5). How many meters were repaired in two days?
修路队修一条长800米的路，第一天修了全长的(1/4)，第二天修了第一天的(4/5)，两天一共修了多少米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(1/4) * (4/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/4) + (1/5)</gadget>
<output>9/20 = around 0.45</output>

<gadget id="calculator">800 * (9/20)</gadget>
<output>360</output>

<result>360</result>