| Roods | Square chains |
|---|---|
| 1 ro | 2.5 sq ch |
| 2 ro | 5 sq ch |
| 3 ro | 7.5 sq ch |
| 4 ro | 10 sq ch |
| 5 ro | 12.5 sq ch |
| 6 ro | 15 sq ch |
| 7 ro | 17.5 sq ch |
| 8 ro | 20 sq ch |
| 9 ro | 22.5 sq ch |
| 10 ro | 25 sq ch |
| Roods | Square chains |
|---|---|
| 15 ro | 37.5 sq ch |
| 20 ro | 50 sq ch |
| 30 ro | 75 sq ch |
| 40 ro | 100 sq ch |
| 50 ro | 125 sq ch |
| 60 ro | 150 sq ch |
| 70 ro | 175 sq ch |
| 80 ro | 200 sq ch |
| 90 ro | 225 sq ch |
| 100 ro | 250 sq ch |
| Roods | Square chains |
|---|---|
| 500 ro | 1250 sq ch |
| 1000 ro | 2500 sq ch |
| 1500 ro | 3750 sq ch |
| 10000 ro | 25000 sq ch |
| 50000 ro | 125000 sq ch |
| 100000 ro | 250000 sq ch |
| 500000 ro | 1250000 sq ch |
| 1000000 ro | 2500000 sq ch |
| 5000000 ro | 12500000 sq ch |
| 10000000 ro | 25000000 sq ch |