In a trapezoidal orchard, the upper base and height are 80 meters, and the lower base is 140 meters. If each navel orange tree covers an area of 8 square meters, how many navel orange trees can be planted in this land?
一个梯形果园，上底和高都是80米，下底140米，如果每棵脐橙树占地8平方米，这块地可种多棵脐橙树？
<gadget id="calculator">80 + 140</gadget>
<output>220</output>

<gadget id="calculator">80 / 2</gadget>
<output>40</output>

<gadget id="calculator">220 * 40</gadget>
<output>8_800</output>

<gadget id="calculator">8_800 / 8</gadget>
<output>1_100</output>

<result>1_100</result>