2. ‘Possibly 4, or definitely 4?’

15. Skill breakdown: 7+5, border 10
Know 7+5 is more than 10
7 + ___ = 10
Split 5 into 3 and 2
= 12

16. Skill breakdown: 7+5, border 10
7 + ___ = 10
Split 5 into 3 and 2

17. Skill breakdown: 7+5, border 10
Know 7+5 is more than 10
8+3
6+3
7+3
7+2
7+5

18. Skill breakdown: 7+5, border 10

25. Count back (9 – 2)
Difference (9 – 8)
Two parts in a whole (9 – 5)
Written recording

26. Continue and make patterns
Spot and correct mistakes
Represent with other objects
Identify unit of repeat

27. Non-identical items
Circular patterns
Circular, fixed spaces

28. ‘Visual-spatial working memory plays a critical role in mathematics learning and achievement.’
Paying Attention to Spatial Reasoning, 2014

29. 2D shapes exist as faces on 3D shapes
Shapes have defining/non-defining characteristics e.g. number of sides, size, colour
A shape doesn’t change when it’s in a different orientation e.g. a rotated square
Shapes can be made by combining different shapes
Transformations can be mentally visualised