There are 140 pine trees, and the number of willows is 4 times that of pine trees. How many pine trees and willows are there altogether?
松树有140棵，柳树的棵数是松树的4倍．松树和柳树一共有多少棵？
<gadget id="calculator">140 * 4</gadget>
<output>560</output>

<gadget id="calculator">560 + 140</gadget>
<output>700</output>

<result>700</result>