Uncle Zhang’s farmland yielded 1,200 kilograms of ordinary rice last year. After planting a new variety of rice this year, the yield increased by 20% compared to last year. How many kilograms is the increase in this year’s yield?
张大伯的一块农田去年种普通水稻产量1200千克，今年改种新品种水稻后，产量比去年增产二成，今年的产量增产多少千克．
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1_200 * (1/5)</gadget>
<output>240</output>

<result>240</result>