This lesson is about different representations of number: percentages, decimals and fractions. It particularly emphasises that percentage and decimal increases and decreases are not mirrored whereas fraction increases and decreases are.
After a short introduction, during which the teacher asks students questions about amounts increasing or decreasing by 50
Note: This activity was designed as a formative assessment activity, in order to to provide the teacher with information about the learners’ current levels of understanding.
Teacher Guidance
Small cards
Record sheets
A3 poster for learners
Big cards
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