A steel pipe is 2 meters long. (1/5) of the steel pipe is cut off for the first time, and (1/2) meter is cut off for the second time. How many meters of the steel pipe are left?
一根钢管长2米，第一次截去这根钢管的(1/5)，第二次又截去(1/2)米，这根钢管还剩多少米？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">2 * (1/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 - (2/5) - (1/2)</gadget>
<output>11/10 = around 1.1</output>

<result>11/10 = around 1.1</result>