This year, 280 poplar trees were planted, and 25 rows of pine trees were planted, with 28 trees in each row. How many poplar and pine trees are there in this forest farm this year?
今年栽了280棵杨树，又栽了25行松树，每行28棵．这个林场今年杨树和松树一共多少棵？
<gadget id="calculator">28 * 25</gadget>
<output>700</output>

<gadget id="calculator">700 + 280</gadget>
<output>980</output>

<result>980</result>