The number that comes next in the count is one more than the previous number.

The next number is one more than the previous number.

The number that comes before in the count is one fewer than the previous number.

The number before is one fewer than the previous number.

Counting forward to 20 and back from 20

Maths

Counting to and from 20

Counting on

Counting back from 20

Comparing numbers to 20

Ordering numbers 11- 20 practically

Comparing and ordering numbers 0-20 practically

Finding one more and one less using representations

Finding one more and one less with manipulatives and images

Finding the missing number from 0 to 20

In this unit pupils will consolidate counting to 20 and back. They will secure their understanding of the teens numbers in a cardinal and an ordinal context. In the future unit pupils will extend their counting to counting the decade numbers and making representations using a variety of different manipulatives.

In prior learning, pupils will have learnt to count confidently and have developed a deep understanding of the numbers to 10, the relationships between them and the patterns within those numbers. In this unit pupils will consolidate counting to 20 and back and will secure their understanding of the teens numbers in a cardinal and an ordinal context.

In this unit pupils will consolidate counting to 20 and back They will secure their understanding of the teens numbers in a cardinal and an ordinal context.

Put the following numbers in ascending order

If we are counting up, how many beads should be on the third string?

Counting forward to 20 and back from 20

Lesson outcome