| Conversion of UK/Ireland (adults) Shoe size 9 |
||
|---|---|---|
| Europe | 43.180 | 43 |
| UK/Ireland (adults) | 9.000 | 9 |
| UK/Ireland (children) | ||
| US/Canada (men) | 10.000 | 10 |
| US/Canada (women) | 11.500 | 11.5 |
| US/Canada FIA (woman) | 11.000 | 11 |
| US/Canada (children) | ||
| Mondopoint | 272.881 | 273 |
| Inches | 10.743 | 10.5 |
| Centimeters | 27.288 | 27.5 |
UK/Ireland shoe sizes is based on the lastlength in barleycorm ( = 1/3 inch) and is zero-point based (smallest size equals zero).
Formula from inches
(3 x Last length in inches) - 25
Formula from centimeters
(1.1811023622047 x Last length in cm) - 25