Sam's money problem
Stage 2 – a thinking mathematically context for practise focused on using additive strategies with currency and decimal place value.
Syllabus
Syllabus outcomes and content descriptors from Mathematics K–10 Syllabus (2022) © NSW Education Standards Authority (NESA) for and on behalf of the Crown in right of the State of New South Wales, 2024.
Outcomes
- MAO-WM-01
- MA2-RN-02
- MA2-AR-01
- MA2-AR-02
Collect resources
You will need:
- pencils or markers
- your mathematics workbook.
The problem
Sam bought some lunch for his family which cost $13.65.
He paid using a 20 dollar note.
How much change will he receive?
- $6.35
- $6.45
- $7.35
- $7.45
Investigate
As Sam put his change in his pocket, he realised he had been given 1 note and 4 coins.
He wondered what other quantities could I make with one $5 note and 4 more coins?
- What’s the smallest amount of money I might have?
- What's the largest amount of money I might have?
- How many possibilities are there?
Share and submit
Share your work with your class on your digital platform. You may like to:
- post your favourite answers for your classmates to see
- write comments
- share pictures of your work
- comment on the work of others.