If the number is 5 and up, then you round up Ex. 3.06 You would round it to 3.1 because it's a 6 which is 5 or up. But if the number is 4 or under then you don't round Ex. 3.02 You wouldn't round and it would end up being 3 because the 2 would turn into a 0 and then you'd have to drop the zeros.
