Ares to Hectares Converter
Convert ares (a) to hectares (ha), with the formula, a conversion table and exact factors.
Change the values and press Calculate to work out your own figures.
Enter an area, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.
Show the working
- 1 a = 0.01 ha
- 1 × 0.01 = 0.01 ha
How to convert ares to hectares
1 a = 0.01 ha, so multiply by 0.01 to go from ares to hectares. Going the other way, 1 ha = 100 a.
ha = a × 0.01 a = ha × 100
Worked example:
1 a = 0.01 ha 5 × 0.01 = 0.05 ha
Ares to hectares table
| Ares | Hectares |
|---|---|
| 1 a | 0.01 ha |
| 2 a | 0.02 ha |
| 3 a | 0.03 ha |
| 4 a | 0.04 ha |
| 5 a | 0.05 ha |
| 6 a | 0.06 ha |
| 7 a | 0.07 ha |
| 8 a | 0.08 ha |
| 9 a | 0.09 ha |
| 10 a | 0.1 ha |
| 15 a | 0.15 ha |
| 20 a | 0.2 ha |
| 25 a | 0.25 ha |
| 30 a | 0.3 ha |
| 40 a | 0.4 ha |
| 50 a | 0.5 ha |
| 75 a | 0.75 ha |
| 100 a | 1 ha |
| 250 a | 2.5 ha |
| 500 a | 5 ha |
| 1000 a | 10 ha |
About the units
- Ares (a)
- Ares, a metric unit. Definition: NIST SP 811 Appendix B.8, factors for units listed alphabetically.
- Hectares (ha)
- Hectares, a metric unit. Definition: BIPM SI Brochure (non-SI unit accepted for use with the SI).