The duodecimal system (also known as base 12 or dozenal) is a positional notation numeral system using twelve as its base.
| duodecimal (base 12) | 112 | 212 | 312 | 412 | 512 | 612 | 712 | 812 | 912 | a12 |
| quinary (base 5) | 15 | 25 | 35 | 45 | 105 | 115 | 125 | 135 | 145 | 205 |
Quinary (base-5 or pental) is a numeral system with five as the base. A possible origination of a quinary system is that there are five fingers on either hand.
| quinary (base 5) | 15 | 25 | 35 | 45 | 105 | 115 | 125 | 135 | 145 | 205 |
| duodecimal (base 12) | 112 | 212 | 312 | 412 | 512 | 612 | 712 | 812 | 912 | a12 |
| duodecimal (base 12) | 112 | 212 | 312 | 412 | 512 | 612 | 712 | 812 | 912 | a12 |
|---|---|---|---|---|---|---|---|---|---|---|
| quinary (base 5) | 15 | 25 | 35 | 45 | 105 | 115 | 125 | 135 | 145 | 205 |