- Sue has 4 pieces of wood. The lengths of her pieces of wood are foot, foot, foot, and foot. Which piece of wood is the shortest?
First you need to find the smallest common denominator. In this case it's 60.
1/3 = 20/60
2/5 = 24/60
3/10 = 18/60
1/4 = 15/60
The smallest is 1/4