There are 26 cattle in the farm, and the number of dairy cows is three times that of cattle. How many more cows are raised than cattle?
饲养场养了26头黄牛，奶牛的头数是黄牛的3倍．养的奶牛比黄牛多多少头？
<gadget id="calculator">26 * 3</gadget>
<output>78</output>

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

<result>52</result>