Money Maths: Choosing the Right Operation
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Money Maths: Choosing the Right Operation
Year 3-4 Mathematics Learning to solve money problems Addition, Subtraction & Multiplication
WALT (We Are Learning To)
Identify which operation to use in money word problems Solve addition and subtraction with dollars and cents Use multiplication for repeated addition problems Explain our reasoning for choosing operations
Success Criteria
I can read and understand money word problems I can decide if I need to add, subtract, or multiply I can explain why I chose that operation I can solve problems with dollars and cents accurately I can check if my answers make sense
Money Operations Detective
Look at the key words in each problem ADDING: 'altogether', 'total', 'in all', 'combined' SUBTRACTING: 'left', 'change', 'spent', 'difference' MULTIPLYING: 'each', 'groups of', 'times'
Guided Practice: Let's Solve Together
Problem 1: Sarah has $15. She buys lunch for $6.50. How much money does she have left? Problem 2: Tom found $3.25 in one pocket and $4.75 in another. How much money does he have altogether? Problem 3: Each sticker pack costs $2. If Maya buys 4 packs, how much does she spend?
Think and Discuss
Emma spent $8.75 at the toy shop and $3.50 at the book shop. She started with $20. How much money does she have left? What operations do you need? Why? What's your number sentence?
Independent Practice Time
Complete your worksheet with 8 money problems For each problem: Choose your operation, Write your number sentence, Solve and check your answer Use play money if it helps you visualize Extension: Try the multiplication problems!
Reflection and Next Steps
What operation was trickiest to identify today? How did you check if your answers made sense? Extension challenge: Create your own money word problem for a friend to solve! Remember: Read carefully, choose wisely, solve accurately!