I don't get the question
5 centuries is less than 5000 years because a century is 100 years and 5*100 = 500 years
A millennium is 1000 years; a century is 100 years; a decade is 10 years. Of course, anything less than 1000 years would reply to your question, for example, "997 years is less than a millennium".
less than a year to 100 years
It is always less than 1 or 100%.It is always less than 1 or 100%.It is always less than 1 or 100%.It is always less than 1 or 100%.
Any number of years greater than 10 but less than a 1000 such as a century which is 100 years.
Yes,it is less than 100.
Red wolves are not extinct but are genetically not diverse. Perhaps 100 wolves in the wild and maybe 300 in captivity as of this writing.
50 more than 100 is 150. 100 less than what? You didn't finish.
99 is 1% less than 100 .
Eight decades is 80 years. A century is 100 years. Eight decades is less than one century.
No, it is less than 10 and 100.
There were less than 100 Studebaker Avanti's, built in 1965 and again in 1967. Excalibur built less than 100 of their cars each year in 1965, 66, and 1967. I know of no American model with less than 100 built for the entire 4 years.