soixante
Sixty six in French is spelled as "soixante-six."
Sixty eight in French is spelled as "soixante-huit."
soixante-quatre
secondes is the seconds word in french. It is the one by sixty of a minute.
463 is "quatre cent soixante trois" in French.
In French, "sixty-six" is spelled as "soixante-six".
cent soixante huit
sixty one=soixante-un
The question has provided the correct answer, you spell 60 as sixty.
Sixty-three
sixty-six
Sixty nine.