Answer :
13.33_ is estimated to 13
If the decimal is > or = 0.5, then we round up, if it below, then we round down.
0.33 is rounded down, because it is below 0.50
If the decimal is > or = 0.5, then we round up, if it below, then we round down.
0.33 is rounded down, because it is below 0.50