Notation | What it means to a mathematician | How often is it used on highway signage? |
---|---|---|
2 1/2 | 10.5 | All the time |
2–1/2 | 1.5 | Pretty often |
21/2 | 1.414… | Occasionally |
2 + 1/2 | 2.5 | Never ever |
Notation | What it means to a mathematician | How often is it used on highway signage? |
---|---|---|
2 1/2 | 10.5 | All the time |
2–1/2 | 1.5 | Pretty often |
21/2 | 1.414… | Occasionally |
2 + 1/2 | 2.5 | Never ever |