Proportional reasoning, percentages and money

Everything for this topic in one place

• 3D lesson: Proportional reasoning, percentages and money — Split stacks of cubes to find fractions and percentages of amounts, work backwards to the whole, use ratios, then shop with NZ money, discounts and cash rounding.
• Teacher presentation — slides to put on the projector.
• Worksheets at three levels — Tūī (support), Kererū (core) and Kea (extension), each with an answer key on the last page.
• Online practice — assign it to your class in the Crateclass classroom and the results come back by themselves.

Written for Te Mātaiaho, Phase 3 (Years 7–8), with New Zealand places, money and native birds.

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Powers of 10 and expanded form · Primes, factors, HCF and LCM · Integers · Rounding, estimation and order of operations · Fractions, decimals and percentages · Algebraic notation and equations · Linear patterns and the coordinate plane · Perimeter, area and volume formulae · Triangles and angles in polygons · Transformations, nets and compass points · Statistical investigations, averages and graphs · Experimental and theoretical probability

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