Know that perimeter is measured in units of length and can be found by counting or measuring units
I know that perimeter is measured in units of length and can be found by counting or measuring units.
Know that perimeter is measured in units of length and can be found by counting or measuring units
I know that perimeter is measured in units of length and can be found by counting or measuring units.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- Perimeter is measured in units of length.
- Perimeter can be counted if shapes are presented on squared paper.
- Perimeter can be measured using a ruler.
Keywords
Perimeter - The distance around a two-dimensional shape.
Unit - The unit of one of something that defines the 'one' you are counting in.
Common misconception
Pupils may count a side twice, or miss a side, if they do not remember where their starting point was on the shape when counting the perimeter.
Encourage pupils to mark a starting point, or use dots to mark the units they have counted.
To help you plan your year 4 maths lesson on: Know that perimeter is measured in units of length and can be found by counting or measuring units, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 4 maths lesson on: Know that perimeter is measured in units of length and can be found by counting or measuring units, 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 2 maths lessons from the Perimeter unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Licence
Lesson video
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Starter quiz
6 Questions
Exit quiz
6 Questions
