Xiao Ming and Xiao Li type a manuscript together. If they type alone, Xiao Ming will finish it in 2 hours, and Xiao Li will finish it in 3 hours. How many hours will it take for them to type together?
小明和小丽共同打一份稿件，如果单独打，小明要2小时完成，小丽要3小时完成，请问他们合打要多少小时？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/2) + (1/3)</gadget>
<output>5/6 = around 0.833333</output>

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

<result>6/5 = around 1.2</result>