Lingling and Xiaoli went to buy ribbons, Xiaoli bought (1/5) meters, Lingling bought (2/5) meters. How many meters of ribbon did the two buy together?
玲玲和小丽去买丝带，小丽买了(1/5)米，玲玲买了(2/5)米．两人一共买了多少米丝带？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(1/5) + (2/5)</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>