. Diego received and spent money in the following ways last week.

For each example, write a positive or negative number to represent the change in money from his perspective.

i. He earned $30 dollars by cutting the neighbor’s lawn.
a

ii. He spent $14 going to the movies.
a

iii. He spent $3.55 on an ice cream cone.
a

b. What does 0 mean in this situation?

Type your response in the space below.