Life skills · Grades 5–9
A simple budget balance
A negative balance means expenses exceed income in this exercise.
The key idea
A negative balance means expenses exceed income in this exercise.
balance = income − expenses
Worked examples
In a fictional budget, income is 300, transport costs 130 and supplies cost 150 currency units. Find the balance.
300 − 130 − 150 = 20
20
In a fictional budget, income is 710, transport costs 80 and supplies cost 200 currency units. Find the balance.
710 − 80 − 200 = 430
430
Try it yourself
In a fictional budget, income is 700, transport costs 340 and supplies cost 150 currency units. Find the balance.
In a fictional budget, income is 700, transport costs 500 and supplies cost 250 currency units. Find the balance.
Check your understanding
Answers and marking notes
- 210
700 − 340 − 150 = 210
- -50
700 − 500 − 250 = -50
Learning preview · teacher review required. Grade bands are approximate, not official curriculum alignment.