Ding Ding's family has 52 chickens, which is exactly twice the number of sheep. May I ask how many chickens and sheep there are in Ding Ding's family? What is the column type.
丁丁家有52只鸡，正好是羊的数量的2倍．请问丁丁家的鸡和羊共有多少只？列式是多少．
<gadget id="calculator">52 / 2</gadget>
<output>26</output>

<gadget id="calculator">26 + 52</gadget>
<output>78</output>

<result>78</result>