Li Yang's family raised 142 chickens, and the number of ducks was half of the number of chickens. How many times are Li Yang's chickens and ducks as ducks?
李阳家养了142只鸡，养鸭的只数是鸡的一半．李阳家鸡和鸭是鸭的多少倍？
<gadget id="calculator">142 / 2</gadget>
<output>71</output>

<gadget id="calculator">71 + 142</gadget>
<output>213</output>

<gadget id="calculator">213 / 71</gadget>
<output>3</output>

<result>3</result>