A project, within the specified time, A completed (1/3), B completed (1/2). So how much of this project has A and B completed?
一项工程，在规定时间里，甲完成了(1/3)，乙完成了(1/2)．则甲、乙共完成这项工程的多少？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

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

<result>5/6 = around 0.833333</result>