Inverse proportion in context
I can recognise inverse proportion graphically and use inverse proportionality in a range of contexts.
Inverse proportion in context
I can recognise inverse proportion graphically and use inverse proportionality in a range of contexts.
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Lesson details
Key learning points
- Inverse proportion can be represented on a graph.
- Key features can be used to recognise inverse proportion on a graph.
- Inverse proportion can be used in a number of contexts.
Keywords
Inverse proportion - Two variables are inversely proportional if there is a constant multiplicative relationship between one variable and the reciprocal of the other.
Common misconception
The graph representing a inversely proportional relationship is of the form x + y = a and will eventually meet the axes.
The dimensions of the rectangle are ideal for highlighting this, particularly the latter part as a you cannot have a rectangle with a length of 0 cm.
To help you plan your year 8 maths lesson on: Inverse proportion in context, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 8 maths lesson on: Inverse proportion in context, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
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The assessment exit quiz will test your pupils' understanding of the key learning points.
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Explore more key stage 3 maths lessons from the Understanding multiplicative relationships: percentages and proportionality unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Licence
Lesson video
Prior knowledge starter quiz
6 Questions
Assessment exit quiz
6 Questions
