It's c (80%). To figure it out, you can divide 42 by 206 (42/206) to figure out what percentage he has read already. You should get 20% for that. Then you can subtract 20 from 100 to find out the percentage he has left...
antoine has read 42 pages of a book that is 206 pages long. Approximately what percentage is left to read?
a 42
b 85
c 80
d 25
i got b and i was wrong how do you do this
