4 Finding the value of n 1 Keywords: equationslinear equations Students show how they find the value of an unknown number in a range of linear equations. Preview
4 Working out the unknown number 3 Keywords: additive identitycommutativityequationsrelational thinking Students find the unknown for a range of equations that require number property knowledge and understanding of relational thinking. Preview
4 Vehicle weights 1 Keywords: algebraic expressionslinear equationspronumeralsstory problems Students solve mathematical problems involving weight. They also identify parts of the related linear equations. Preview
4 Doing the lawn 1 Keywords: linear equationsmoney Students calculate the charges for lawn mowing expressed as rate plus set-up cost. Preview
4 Oranges and lemons 1 Keywords: linear equationsmoneyspending Students solve algebraic problems about the cost of oranges and lemons and how many of each fruit is purchased for a given cost. Preview
45 Washing machine repair 0 Keywords: breakeven pointslinear equationsmoneysimultaneous equations Students calculate the repair charges for two different washing machine repair companies, and compare and explain their results. Preview
4 Distance jogging 4 Keywords: algebraic expressionslinear equations Students solve mathematical problems involving distance, and identify parts of an algebraic expression. Preview
45 Rescue helicopters 0 Keywords: breakeven pointslinear equationsmoneysimultaneous equations Students calculate the cost of hiring a search and rescue helicopter and compare this cost with another helicopter company's charges. Preview
45 Car maintenance 4 Keywords: breakeven pointsgraph constructiongraph interpretationlinear equationsmoneysimultaneous equationstable interpretation Students calculate the repair charges of two different garages, graph them, and explain the results. Preview
34 Animal race 1 Keywords: distance-time graphsgraph interpretationrelationships Students interpret a line graph showing the running speed of different animals. Preview
4 Using expressions in algebra 12 Keywords: algebraic expressions Students select an appropriate simple algebraic expression for a number of different situations. Preview