There are 250 goats in a livestock farm, and the number of sheep is 7 times that of goats. How many more sheep than goats are there on this farm?
一个畜牧场有山羊250只，绵羊的只数是山羊的7倍．这个畜牧场的绵羊比山羊多多少只？
<gadget id="calculator">250 * 7</gadget>
<output>1_750</output>

<gadget id="calculator">1_750 - 250</gadget>
<output>1_500</output>

<result>1_500</result>