Simplify the following text for a Grade 10 native English-speaking person.
Original: Like much of Cuba , HolguÃ n 's economy is based around sugarcane , though other crops such as corn and coffee , as well as mining , are also large earners for the province .
Simplified: Like much of Cuba , HolguÃ n 's economy is based around sugarcane , though mining , corn and coffee are also large earners for the province .