Shapes within shapes
I can express percentage shaded from shapes within shapes.
Shapes within shapes
I can express percentage shaded from shapes within shapes.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- You can express a number as a fraction of another and therefore as a percentage.
- If you have two areas, you can express one as a percentage of another.
- This can involve calculating with a variety of shapes.
- A calculator can be very useful here.
Keywords
Area - The area is the size of the surface and states the number of unit squares needed to completely cover that surface.
Common misconception
Using the incorrect value for finding the percentage, for instance, the area of the unshaded when it asks for the shaded region.
Encourage pupils to underline/highlight whether they are finding the percentage of the shaded or unshaded region.
To help you plan your year 10 maths lesson on: Shapes within shapes, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 10 maths lesson on: Shapes within shapes, 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.
We use learning cycles to break down learning into key concepts or ideas linked to the learning outcome. Each learning cycle features explanations with checks for understanding and practice tasks with feedback. All of this is found in our slide decks, ready for you to download and edit. The practice tasks are also available as printable worksheets and some lessons have additional materials with extra material you might need for teaching the lesson.
The assessment exit quiz will test your pupils' understanding of the key learning points.
Our video is a tool for planning, showing how other teachers might teach the lesson, offering helpful tips, modelled explanations and inspiration for your own delivery in the classroom. Plus, you can set it as homework or revision for pupils and keep their learning on track by sharing an online pupil version of this lesson.
Explore more key stage 4 maths lessons from the 2D and 3D shape: compound shapes unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Licence
Starter quiz
6 Questions
Exit quiz
6 Questions



