Counting forwards and backwards in 10s to 50
I can recite the decade number names from 0-50, going forwards and backwards, and notice the patterns in the count.
Counting forwards and backwards in 10s to 50
I can recite the decade number names from 0-50, going forwards and backwards, and notice the patterns in the count.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- Decade numbers are used when counting forwards and backwards in tens.
- You can start counting in tens from any decade number.
- A 100 square can be used to help you count the decade numbers.
Keywords
Number names 10 to 50 - E.g. 'ten' for 10
Decade numbers - These are the multiples of ten which mark the tens boundary where the pattern of counting changes.
Common misconception
May confuse decade number names with teen numbers e.g. thirteen, thirty.
Regular identification and discussion of common errors with opportunities to correct them within this lesson can be replicated beyond it.
To help you plan your year 1 maths lesson on: Counting forwards and backwards in 10s to 50, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 1 maths lesson on: Counting forwards and backwards in 10s to 50, 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 1 maths lessons from the Counting in tens - decade numbers 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
