| Square Inches | Deciares |
|---|---|
| 1 sq in | 0.0001 ca |
| 2 sq in | 0.0002 ca |
| 3 sq in | 0.0003 ca |
| 4 sq in | 0.0004 ca |
| 5 sq in | 0.0005 ca |
| 6 sq in | 0.0006 ca |
| 7 sq in | 0.0007 ca |
| 8 sq in | 0.0008 ca |
| 9 sq in | 0.0009 ca |
| 10 sq in | 0.001 ca |
| Square Inches | Deciares |
|---|---|
| 15 sq in | 0.0015 ca |
| 20 sq in | 0.002 ca |
| 30 sq in | 0.003 ca |
| 40 sq in | 0.004 ca |
| 50 sq in | 0.005 ca |
| 60 sq in | 0.006 ca |
| 70 sq in | 0.007 ca |
| 80 sq in | 0.008 ca |
| 90 sq in | 0.009 ca |
| 100 sq in | 0.01 ca |
| Square Inches | Deciares |
|---|---|
| 500 sq in | 0.05 ca |
| 1000 sq in | 0.1 ca |
| 1500 sq in | 0.15 ca |
| 10000 sq in | 1 ca |
| 50000 sq in | 5 ca |
| 100000 sq in | 10 ca |
| 500000 sq in | 50 ca |
| 1000000 sq in | 100 ca |
| 5000000 sq in | 500 ca |
| 10000000 sq in | 1000 ca |