a reception child should in maths:
Estimate how many objects they can see and check by counting them.
Select the correct numeral to represent 1 to 5, then 1 to 9 objects.
Begin to represent numbers using fingers, marks on paper or pictures.
Begin to count beyond 10.
Count aloud in ones, twos, fives or tens.
Recognise numerals 1 to 5.
Know that numbers identify how many objects are in a set.
Count reliably up to ten everyday objects.
Count up to three or four objects by saying one number name for each item.
Count out up to six objects from a larger group.
Use developing mathematical ideas and methods to solve practical problems.
Recognise some numerals of personal significance.
Say and use number names in order in familiar contexts.
Count actions or objects that cannot be moved.
Match then compare the number of objects in two sets.
Count an irregular arrangement of up to ten objects.
Recognise numerals 1 to 9.
Use ordinal numbers in different contexts.