5 I was able to solve homework 2.2, problem number five. The question says to find the difference in the lowest terms. The problem is First, I need to find the LCD, which in this case is 42. 6, 12, 18, 24, 30, 36, 42 7, 14, 21, 28, 35, 42 5x7 35 6x7 42 35 42 12 23 42 42 2x6 12 7x6 42 = The difference in the lowest terms is 23 42 2