Curriculum grid NSW Curriculum: Mathematics Year 9 Financial mathematics A solves financial problems involving simple interest, earning money and spending money MA5-FIN-C-01
Solve problems Solve problems involving wages given an hourly rate of pay involving including penalty rates for overtime, weekends and public holidays earning money Calculate earnings from non-wage sources exploring commission, piece work and royalties Calculate weekly, fortnightly, monthly and yearly earnings assuming 1 year = 52 weeks Calculate leave loading by finding a percentage of eligible normal pay Investigate sources of published tables or online calculators and use these to calculate the weekly, fortnightly or monthly tax to be deducted from a worker’s pay under the Australian Pay-As-You-Go (PAYG) taxation system Determine annual taxable income by exploring allowable deductions and current tax rates Calculate net earnings after deductions and taxation Solve problems Establish and use the formula I =Prn to find simple interest where I=¿ simple interest, P=¿ principal, r =¿ interest rate per time involving simple interest period and n=¿ number of time periods Apply the simple interest formula to solve problems related to investing money at simple interest rates, both algebraically and graphically Solve problems Calculate the cost of buying items on terms, by paying an initial involving deposit and making regular repayments spending Examine payment options involving buy now, pay later and money investigate the costs associated with these schemes for purchasing goods
Year 9 1A Wages and salaries Year 9 1B Other forms of income Year 9 1C Taxation Year 10 1A Earning money
Year 9 1E Simple interest Year 9 1F Simple interest calculations Year 10 1B Simple interest
Year 9 1D Budgeting and spending money
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