Chapter 8: Comparing Quantities

Topic 1: Recalling ratios and percentages

Topic 2: Unitary method

Topic 3: Finding the increase or decrease percent

Topic 4:Finding discounts

Topic 5: Estimation in percentages

Topic 6: Prices related to buying and selling

Topic 7: Finding cost price/Selling price, profit percentage, loss percentage

Topic 8: Sales tax/ Value added tax

Topic 9: Compound interest

Topic 10: Deducing a formula for compound interest

Topic 11: Rate compounded annually or half yearly

Topic 12: Applications of compound interest formula

Topic 13: Summary

Exercise solutions

Note book

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