The garden planted 48 poplars this year, and the number of pine trees planted was 15 times that of poplars. How many poplars and pines were planted in total?
园林今年栽了48棵杨树，栽的松树的棵数是杨树的15倍，杨树和松树一共栽了多少棵？
<gadget id="calculator">48 * 15</gadget>
<output>720</output>

<gadget id="calculator">720 + 48</gadget>
<output>768</output>

<result>768</result>