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.
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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.
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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 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
