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Use counting sequences of ones with two-digit numbers and beyond

• Identify the number before and after a given two-digit number

• Count forwards and backwards by ones from a given number to at least 120

Continue and create number patterns

• Model and describe 'odd' and 'even' numbers using items paired in two rows

• Count forwards and backwards by twos from any starting point

Represent numbers on a line

• Sequence numbers and arrange them on a line by considering the order and size of those numbers

• Locate the approximate position of multiples of 10 on a model of a number line from 0 to 100

Represent the structure of groups of ten in whole numbers

• Recognise that ten ones is the same as one ten

• Use 10 as a reference in forming numbers from 11 to 20

• Count large sets of objects by systematically grouping in tens

• Partition two-digit numbers to show quantity values

• Use number lines and number charts to assist with locating the nearest ten to a number

• Estimate, to the nearest ten, the number of objects in a collection and check by counting in groups of ten