数字系统是以一致的方式使用数字或符号来表示数字的数学符号。
1 dec = 1 ter
1 ter = 1 dec
例子:
将15 十进制转换为基础3（三元）：
15 dec = 15 ter
| 十进制 | 基础3（三元） |
|---|---|
| 0.01 dec | 0.01 ter |
| 0.1 dec | 0.1 ter |
| 1 dec | 1 ter |
| 2 dec | 2 ter |
| 3 dec | 3 ter |
| 5 dec | 5 ter |
| 10 dec | 10 ter |
| 20 dec | 20 ter |
| 30 dec | 30 ter |
| 40 dec | 40 ter |
| 50 dec | 50 ter |
| 60 dec | 60 ter |
| 70 dec | 70 ter |
| 80 dec | 80 ter |
| 90 dec | 90 ter |
| 100 dec | 100 ter |
| 250 dec | 250 ter |
| 500 dec | 500 ter |
| 750 dec | 750 ter |
| 1000 dec | 1,000 ter |
| 10000 dec | 10,000 ter |
| 100000 dec | 100,000 ter |
规则