1. Implementation 1.Review the mathematical concept. 2.Review the problem solving steps. 3.READ: Children read the part that is asking them to find something out. 4.UNDERSTAND: Children explain what they need to find out. 5.Children identify what information they will need to find it out. 6.Remove the coloured rectangle. 7.Children find the information they need to find it out. 8.CHOOSE A STRATEGY: Children identify strategies that they could use to find it out. 9.USE A STRATEGY: Children use a strategy to find it out. 10.Children record their thinking as they find it out. 11.CHECK: Children reread the part that asked them to find something out. 12.Children check that they have found it out. 13.Children check they have recorded their solution correctly. 14.Children follow the problem solving steps to solve the 2 nd level of the problem, with minimal teacher guidance. 15.Children who solve the 2 nd level, follow the problem solving steps to solve the 3 rd level of the problem independently. 16.Children use the problems as a guide to create their own problem, either alone or in pairs/small groups. 17.Children solve their own problem. Throughout the lesson, children share solution strategies. At the end of the lesson, children explain how they created their own problems.

2. Problem Solving Add and Subtract Five-digit Numbers as Money My purchases totalled $123.57. I paid by cash. How much did I pay? Create your own problem! Now solve it! Addition and Subtraction 24 Money Financial Maths 10 My purchases totalled $123.36. I paid by cash. How much did I pay? My purchases totalled $123.29. I paid by cash. How much did I pay?

3. Prices in shops are to the exact cent, even though we no longer have 1 and 2 cent coins. I bought 2 items and was asked to pay $32.45. What might the price of each item have been? Create your own problem! Now solve it! Prices in shops are to the exact cent, even though we no longer have 1 and 2 cent coins. I bought 2 items and was asked to pay $10.25. What might the price of each item have been? Problem Solving Add and Subtract Five-digit Numbers as Money Addition and Subtraction 24 Money Financial Maths 10

4. I have $24 000 to buy 2 cars. How much could each car cost? Create your own problem! Now solve it! I have $14 000 to buy 2 cars. How much could each car cost? I have $10 000 to buy 2 cars. How much could each car cost? Problem Solving Add and Subtract Five-digit Numbers as Money Addition and Subtraction 24 Money Financial Maths 10

5. I am spending 2 nights away in a hotel. Each night costs $189.50. How much for 2 nights? My budget is $500. How much change will I have? Create your own problem! Now solve it! I am spending 2 nights away in a hotel. Each night costs $165.00. How much for 2 nights? My budget is $400. How much change will I have? Problem Solving Add and Subtract Five-digit Numbers as Money Addition and Subtraction 24 Money Financial Maths 10

6. My budget for a stay in a hotel is $500. The hotel charges $153.50 per night. How many nights could I stay? Create your own problem! Now solve it! My budget for a stay in a hotel is $400. The hotel charges $126.50 per night. How many nights could I stay? My budget for a stay in a hotel is $200. The hotel charges $65.50 per night. How many nights could I stay? Problem Solving Add and Subtract Five-digit Numbers as Money Addition and Subtraction 24 Money Financial Maths 10

7. Sally and Ben both bought 2 books. They each spent the same amount of money. Ben’s books cost $10.50 and $12.50. One of Sally’s books cost $8.50. How much did Sally’s other book cost? Create your own problem! Now solve it! Problem Solving Add and Subtract Five-digit Numbers as Money Addition and Subtraction 24 Money Financial Maths 10

8. Sally and Ben both bought 2 books. They each spent the same amount of money. Ben’s books cost $28.90 and $21.10. One of Sally’s books cost $30.95. How much did Sally’s other book cost? Create your own problem! Now solve it! Problem Solving Add and Subtract Five-digit Numbers as Money Addition and Subtraction 24 Money Financial Maths 10

9. Mark went shopping at the supermarket on Thursday and on Sunday. Altogether he paid $429.95. The receipt for Thursday’s shopping said $158.35. How much did Mark pay for the shopping on Sunday? Create your own problem! Now solve it! Mark went shopping at the supermarket on Thursday and on Sunday. Altogether he paid $125.50. The receipt for Thursday’s shopping said $75.45. How much did Mark pay for the shopping on Sunday? Problem Solving Add and Subtract Five-digit Numbers as Money Addition and Subtraction 24 Money Financial Maths 10