You have 12 tokens and spend 5. How many tokens remain?
- 17
- 7
- 6
- 5
Answer and explanation
7
7
Subjects
Money & planning
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Sample exercises
Which helps you know how much money is available to spend?
- Throwing away all records
- Guessing every time
- Ignoring prices
- Recording income and expenses
Answer and explanation
Recording income and expenses
Recording income and expenses
Plan a class picnic with a pretend budget of 50 units. List at least four costs and keep the total at or below 50.
Answer and explanation
Check four relevant items, clear amounts, correct addition and a total no greater than 50. Prices are fictional.
Check four relevant items, clear amounts, correct addition and a total no greater than 50. Prices are fictional.
Explain why comparing the price per item can be more useful than comparing only package prices.
Answer and explanation
Packages can contain different quantities. Unit prices compare equal amounts, while quality and actual need may still matter.
Packages can contain different quantities. Unit prices compare equal amounts, while quality and actual need may still matter.
Create a checklist for packing for a day trip. Group your items into at least three categories.
Answer and explanation
Look for practical items, clear categories and consideration of the activity and weather. Do not require personal details.
Look for practical items, clear categories and consideration of the activity and weather. Do not require personal details.
A club budget is 150 units. Supplies cost 65 and transport costs 40. How many units remain?
Answer and explanation
45
150 − 65 − 40 = 45
Study notes
Compare unit prices
Compare prices for equal amounts and in the same currency.
Grades 5–8Percentage discounts
Find the discount, then subtract it from the original price. Ignore taxes unless given.
Grades 6–9A simple budget balance
A negative balance means expenses exceed income in this exercise.
Grades 5–9Scale a recipe
Scale each ingredient by the same factor.
Grades 4–8Money & planning · Formula sheet
Rules, conditions and small examples in one printable reference.
Grades 4–5Money & planning · Formula sheet
Rules, conditions and small examples in one printable reference.
Grades 6–8Money & planning · Formula sheet
Rules, conditions and small examples in one printable reference.
Grades 9–9Budgets and comparing options
These are fictional educational budgets, not personal financial advice.
Grades 5–9Budgets and comparing options · revision card
These are fictional educational budgets, not personal financial advice.
Grades 5–9Unit prices and practical comparisons
Use a unit price when package sizes differ.
Grades 4–8Unit prices and practical comparisons · Revision card
Use a unit price when package sizes differ.
Grades 4–8Budget arithmetic and opportunity cost
A simple budget compares available money with planned costs.
Grades 6–10Budget arithmetic and opportunity cost · Revision card
A simple budget compares available money with planned costs.
Grades 6–10Plan a budget with stated assumptions
Separate available money, planned costs and a reserve.
Grades 5–9Plan a budget with stated assumptions · Revision sheet
Separate available money, planned costs and a reserve.
Grades 5–9