Least common multiples of 225 and 250?

Well, honey, the least common multiple of 225 and 250 is 2250. You see, you take the bigger number, which is 250, and you check if it's a multiple of 225. If it's not, you keep adding 250 until you find a number that is divisible by both 225 and 250. And voilà, there's your least common multiple.