Uncle Zhang’s family has a piece of land, which is used to grow corn (1/6) and sorghum (1/4). The total amount of these two crops is used to grow the land. How much?
张大伯家有一块地，种玉米用去这块地的(1/6)，种高粱用去这块地的(1/4)，种这两项农作物共约用去这块地的几分之几？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/6) + (1/4)</gadget>
<output>5/12 = around 0.416667</output>

<result>5/12 = around 0.416667</result>