This resource includes
- Methods for solving problems involving direct and indirect proportion, including the unitary method (but not quadratic/cubic/root relationships)
- Problems involving ratio
- Extension: 3-way relationships, eg ‘If it takes a men b hours to dig c holes…’
KS3 Maths Curriculum Area
Ratio, proportion and rates of change
- Change freely between related standard units [for example time, length, area, volume/capacity, mass]
- Solve problems involving direct and inverse proportion, including graphical and algebraic representations
Dr Frost is a maths teacher working at Tiffin School in London. You can find all of his resources at his website drfrostmaths.com, a huge bank of PowerPoints, worksheets and activities spanning Year 7 to Further Maths. Browse our maths question worksheets for Year 7, Year 8, Year 9 and GCSE maths.
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