I never was much good with numbers but I'm getting worse.
Is it
10 year-old
ten year-old
10-year old
ten-year old
10 year old
ten year old?
Any/all/none of the above?
Any (simple) explanation as to why would be appreciated so I'll know next time.
Is it
10 year-old
ten year-old
10-year old
ten-year old
10 year old
ten year old?
Any/all/none of the above?
Any (simple) explanation as to why would be appreciated so I'll know next time.