For a piece of cake, Xiao Ming eats (3/6) of it, and Xiao Lin eats (2/6) of it, how much of the cake they eat together.
一块饼，小明吃去它的(3/6)，小林吃去它的(2/6)，两人一共吃去这块饼的多少．
<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>

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

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