The fruit shop sells 120kg of fruit, and then brings in 200kg of fruit, which is more (1/5) than before. How much fruit does the fruit shop have? What now?
水果店卖出120kg水果，又运进200kg水果，这时比原来多(1/5)．水果店原来有多少水果？现在呢？
<gadget id="calculator">200 - 120</gadget>
<output>80</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">80 / (1/5)</gadget>
<output>400</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">400 * (6/5)</gadget>
<output>480</output>

<result>480</result>