If a factory's output in March is 20% higher than that in February, and the output in February is 20% higher than that in January, then how much is the output in March higher than in January?
某工厂，三月比二月产量高20%，二月比一月产量高20%，则三月比一月高多少．
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

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

<gadget id="calculator">1 * (6/5) * (6/5)</gadget>
<output>36/25 = around 1.44</output>

<gadget id="calculator">(36/25) - 1</gadget>
<output>11/25 = around 0.44</output>

<gadget id="calculator">(11/25) / 1</gadget>
<output>11/25 = around 0.44</output>

<result>11/25 = around 0.44</result>