These key stages are identified as:
- Stage 1a: Fair Sharing
- Stage 1b: Part-Whole
- Stage 2a: Disembedding and IteratingStage 2b: Measuring with Unit Fractions
- Stage 2c: Reversing Fractions
- Stage 3a: Fractions as Numbers
- Stage 3b: Operating with Fractions
Dieser Download kann aus rechtlichen Gründen nur mit Rechnungsadresse in A, D ausgeliefert werden.








