I need help please!!

Farmer dave harvested his corn. he stored 5/9 of his corn in one large silo and 3/4 of the remaining corn in a small silo. the rest was taken to a market to be sold. a. what fraction of the corn was stored in the small silo? 10 points

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?