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Comparing Types of InterestUnderstand the difference between simple interest and compound interest by comparing their results 
Complete the table to show how much £500 is worth when invested with a 4% annual interest rate. Numbers should be to 2 decimal places.
This is Comparing Types of Interest. You can also try the Interest exercise:
Level 1
Level 2
Level 3
Level 4
Level 5
This activity is suitable for students of mathematics all around the world. Use the button below to change the currency symbol used to make it more relevant to your students. You may wish to choose an unfamiliar currency to extend your students' experience. 
InstructionsTry your best to answer the questions above. Type your answers into the boxes provided leaving no spaces. As you work through the exercise regularly click the "check" button. If you have any wrong answers, do your best to do corrections but if there is anything you don't understand, please ask your teacher for help. When you have got all of the questions correct you may want to print out this page and paste it into your exercise book. If you keep your work in an ePortfolio you could take a screen shot of your answers and paste that into your Maths file. 



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Percentages  Before starting the Interest exercise make sure you are confident finding percentages of quantities.
Level 1  Investments earning simple interest
Level 2  Investments earning compound interest
Level 3  Loans accruing compound interest
Level 4  Appreciation and depreciation
Level 5  Interest calculated halfyearly, quarterly or monthly
Overdraft Charges  Do you understand how your bank charges you for taking out an overdraft?
Amortisation and Annuities  An exercises containing problems about gradually paying off loans and calculating pension plans.
Exam Style Questions  A collection of problems in the style of GCSE or IB/Alevel exam paper questions (worked solutions are available for Transum subscribers).
More on this topic including lesson Starters, visual aids, investigations and selfmarking exercises.
Answers to this exercise are available lower down this page when you are logged in to your Transum account. If you don’t yet have a Transum subscription one can be very quickly set up if you are a teacher, tutor or parent.
See the National Curriculum page for links to related online activities and resources.
\(P\) is the principal, the amount originally invested.
\(r\) is the rate of interest expressed as a percentage.
\(n\) is the number of years the amount was invested for.
\(P\) is the principal, the amount originally invested.
\(r\) is the rate of interest expressed as a percentage.
\(n\) is the number of years the amount was invested for.
Don't wait until you have finished the exercise before you click on the 'Check' button. Click it often as you work through the questions to see if you are answering them correctly. You can doubleclick the 'Check' button to make it float at the bottom of your screen.
Answers to this exercise are available lower down this page when you are logged in to your Transum account. If you don’t yet have a Transum subscription one can be very quickly set up if you are a teacher, tutor or parent.
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