3. Rule - 4 and below - round to a 0
5 and above - round to the number
A - 182.886 - 182.900
B - 0.459 - 0.500
C - 4.06 - 4.10
D - 7.96 - 8
E - 0.30 - 0.3
F - 3.21 - 3.2
