Year 1: Recognise and describe one-half as one of two equal parts of a whole
Year 2: Recognise and interpret common uses of halves, quarters and eighths of shapes and collections
Year 5: Describe translations, reflections and rotations of two-dimensional shapes. Identify line and rotational symmetries
Year 6: Investigate combinations of translations, reflections and rotations, with and without the use of digital technologies
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