Repeated Percentage Change – Increase – Noughts & Crosses In this game two teams of students try to get three Os or Xs in a row. Students can complete as many questions as possible and then be given the opportunity to answer for their team. Otherwise, questions can be chosen in turns, or directed by the teacher. An answer sheet for the teacher is included. Click/Touch ‘X’ or ‘O’ according to which team gets the answer correct.

Repeated Percentage Increase

Calculate: Calculate: Calculate: Calculate: Calculate: Calculate: £300 invested for 3 years @ 4% compound interest = 10% per annum interest on £200 for 4 years = 2 years at 13% per year. Original balance = £250 Calculate: Calculate: Calculate: 4 years at 20% per year. Original balance = £50 £512 invested for 5 years @ 2.3% compound interest = 5.5% per annum interest on £150 for 3 years = Calculate: Calculate: Calculate: 11% per annum interest on £100 for 4 years = 2 years at 3% per year. Original balance = £1000 £65 invested for 9 years @ 15% compound interest =

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