Example: To convert 5 quarter (US) to stone (US), multiply 5 by 0.5000000000000057 to get 2.5 st_us (2.5000e+0 st_us).
| qr_us | st_us |
|---|---|
| 1 qr_us | 0.5 st_us (5.0000e-1 st_us) |
| 2 qr_us | 1 st_us (1.0000e+0 st_us) |
| 3 qr_us | 1.5 st_us (1.5000e+0 st_us) |
| 4 qr_us | 2 st_us (2.0000e+0 st_us) |
| 5 qr_us | 2.5 st_us (2.5000e+0 st_us) |
| 6 qr_us | 3 st_us (3.0000e+0 st_us) |
| 7 qr_us | 3.5 st_us (3.5000e+0 st_us) |
| 8 qr_us | 4 st_us (4.0000e+0 st_us) |
| 9 qr_us | 4.5 st_us (4.5000e+0 st_us) |
| 10 qr_us | 5 st_us (5.0000e+0 st_us) |
| 11 qr_us | 5.5 st_us (5.5000e+0 st_us) |
| 12 qr_us | 6 st_us (6.0000e+0 st_us) |
| 13 qr_us | 6.5 st_us (6.5000e+0 st_us) |
| 14 qr_us | 7 st_us (7.0000e+0 st_us) |
| 15 qr_us | 7.5 st_us (7.5000e+0 st_us) |