Rounding issues:
```
decimal_add('1.33','1.12',1) = '2.45'-> one of '2.4' or '2.5'
decimal_div('4.55','1.0',1) = '4.55' -> one of '4.5' or '4.6'
```
What are the rounding rules? (are we dredging up the FP discussion or what? :))
Rounding issues:
```
decimal_add('1.33','1.12',1) = '2.45'-> one of '2.4' or '2.5'
decimal_div('4.55','1.0',1) = '4.55' -> one of '4.5' or '4.6'
```
What are the rounding rules? (are we dredging up the FP discussion or what? :))