Explain to me this

[Meriem-Mimi]

Hi guys! Well,I've been revising for my english exam,and i got stuck on something,
When we say "All of" we mean 100%
"Half of" is 50%
None of is 0%
How about: 80% , 40% , 60% , 10% and 12% ?
Thank you

[الميستر حشيشة]

You say:
80%:Most of
60%:Most of
40%:Some Of
10%:Little Of
12%:Little Of

Thats all what i know
i hope that you will understand
Any help..I am always here