20% of the vets in a state recommend Puppy Kibble. 30% recommend Yummy Dog Kibble. If there are 1000 vets in the state, how many more recommend Yummy Dog Kibble than Puppy Kibble? Let's answer step by step:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The number of vets that recommend Puppy Kibble is 1000 * .2 = 200. The number of vets that recommend Yummy Dog Kibble is 1000 * .3 = 300 vets. Thus, 300 - 200 = 100 more vets recommend Yummy Dog Kibble than Puppy Kibble. The answer: 100.