Lucy typed a list of the words she could type using only her left hand, while Ricky typed a list of all the words he could type using only his right hand. Their lists had a combined total of 1,632 words, but Lucy’s list contained four times as many words as Ricky’s list. How many more words did Lucy type than Ricky? Show or explain how you got your answer. (hint: round to the near whole number, one’s place).