Simplify the following text for a Grade 8 native English-speaking person.
Original: He began working at a young age , supplementing his family 's income variously as a cotton picker earning 35 cents per 100 pounds , managing a fruit stand , and delivering newspapers .
Simplified: He began working at a young age to supplement his family 's income . He worked at many jobs including as a cotton picker earning 35 cents per 100 pound , managing a fruit stand , and delivering newspapers .