# Level 3 Personal finance

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**Credit cards**

**Students use a recurrence relation to work out how long it takes to pay off a credit card loan and how much it costs. They can use a graphic calculator and/or spreadsheet to do the working.**

Teacher spreadsheet

Student sheets 2007 Student sheets 2007

Teacher notes 2007 Teacher notes 2007

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**House price moving averages **

**This activity uses UK house prices to introduce moving averages and weighted moving averages.**

Slides

Student data

Student sheets Word

Student sheets pdf

Teacher notes Word

Teacher notes pdf

Teacher answers

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**Annual Percentage Rate (APR)**

**Students calculate the APR in the simplest case where a sum of money is borrowed at a particular time and paid back, with interest, in a single payment at a later date.**

Slides

Student sheets Word

Student sheets pdf

Teacher notes Word

Teacher notes pdf

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**APR with more than one instalment**

**This resource shows students how to check and then find the APR in more difficult cases when a loan or debt is repaid in several annual instalments. **

Slides

Student spreadsheet

Student sheets Word

Student sheets pdf

Teacher notes Word

Teacher notes pdf

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**Measuring inflation using Laspeyres index**

**Students use a formula to calculate Laspeyres index to obtain a measure of price changes during different periods of time. They use a spreadsheet and/or a calculator to do the working.**

Slides

Student sheets Word Student sheets pdf

Teacher notes Word Teacher notes pdf

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**Working with percentages **

**Use this activity to check what percentage methods students use, and to encourage them to use efficient multiplier methods.**

Slides

Student sheets Word

Student sheets pdf

Teacher notes Word

Teacher notes pdf