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Oak National Academy
Oak National Academy
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Numbers to 20

Year 1 • Maths
We've put the lessons in order helping you build on what you've learned before so it’s best to start with the first lesson of a unit.

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These lessons will be removed by end of Summer Term 2025.

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1
To count from 1 to 19 and match pictorial and abstract representations of these numbers
2
To identify numbers to 20 by counting ten and then counting on
3
To position numbers to 20 on a number line
4
To identify one more and one less than a number within 20
5
To compare numbers to 20
6
To compare and order three numbers within 20
7
To identify, complete and continue number patterns, adding and subtracting 1 or 2
8
To find double and half within 20
9
To understand even and odd as 'fair' and 'unfair' numbers
10
To consolidate learning