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# Unit Overview: Numbers beyond 20

## Lessons:

5 lessons

### Numbers to 30

In this lesson, we will explore numbers to 30, looking at how they are written and what that quantity looks like. We will also consider how grouping in 10s will make counting easier.

• 11m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Numbers to 40

In this lesson, we will explore numbers to 40, looking at how they are written and what that quantity looks like. We will also consider how grouping in 10s will make counting easier.

• 11m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Numbers to 50

In this lesson, we will explore numbers to 50, looking at how they are written and what that quantity looks like. We will also try estimating some quantities for numbers beyond 20.

• 13m Video
• Presentation(PPT)
• Worksheet
• Transcript

### One more and one less of numbers beyond 20

In this lesson, we will look again at numbers beyond twenty, and using a numberline or representation that uses tens and ones, practise saying one more and one less.

• 9m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Sharing numbers beyond 20

In this lesson, we will work with numbers beyond twenty as we practise sharing into groups, and then checking to see if the parts are equal.

• 12m Video
• Presentation(PPT)
• Worksheet
• Transcript