Last year a village group harvested 30 tons of wheat, and this year it harvested 18% more than last year. How many tons of wheat are harvested this year?
去年某村民小组收小麦30吨，今年比去年多收了一成八．今年收小麦多少吨．
<gadget id="calculator">18 / 100</gadget>
<output>9/50 = around 0.18</output>

<gadget id="calculator">1 + (9/50)</gadget>
<output>59/50 = around 1.18</output>

<gadget id="calculator">30 * (59/50)</gadget>
<output>177/5 = around 35.4</output>

<result>177/5 = around 35.4</result>