Consumer Maths
Simple and compound interest (A=P(1+r/n)^nt); continuously compounded interest (A=Pe^rt); GST, discount, markup; financial modelling including superannuation and loans.
8 worksheetsRead the explainer →
- 1Simple InterestCalculate I=PRT; find principal, rate or time; compare simple interest scenarios.adaptive
- 2Compound Interest ICalculate A=P(1+r)^n (annual compounding); find accumulated amount after n years.adaptive
- 3Compound Interest IICompound interest word problems; find total interest earned; compare with simple interest.adaptive
- 4Continuously Compounded InterestApply A=Pe^(rt); compare with annual compounding; real-world financial contexts.adaptive
- 5Percent of a Number: GST, Discount and MoreApply percentage to real amounts; GST at 10%; discount calculations; marked price problems.adaptive
- 6Find the Percent: Discount and MarkupFind the discount or markup percentage given original and sale prices.adaptive
- 7Multi-Step Problems with PercentsSuccessive discounts; profit and loss chains; percentage change over multiple steps.adaptive
- 8Financial Modelling Word ProblemsSuperannuation contributions; loan repayments; investment growth; AU financial contexts.adaptive