y9. Number

Section 1Section 2Section 3
FractionsRoundingSimplifying and comparing ratios
IndicesEstimationSolving ratio problems
NegativesMultiplying and dividing decimalsDirect proportion
Estimation of rootsWord problems and strategiesProfit and loss
Multiplying and dividing by powers of 10Order of operationsDiscounts and sales
Practice on the above topicsFactorsLoans and savings
Practice on the above topicsTaxes
Percentage change
Practice on the above topics

Although we spend more time with algebra in year 9, we still need to keep our number skills sharp and accurate, as these underly a lot of what we do in all areas of mathematics. This year, within “number”, we will work on the above topics.

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