Your mom gives you money for doing chores (work) around the house.
income
expense
Every month you have to pay the electric bill.
You get sick and have to go to the doctor.
You win 1,000 baht in a school raffle (การชิงโชค).
You sell your old toys to another family.
You have to buy a new notebook for class.
You have an ice tea stand. You sell glasses of ice tea to people on the street.