M-RAT-009Foundation & HigherReview: Pending

Calculate percentage increase and decrease

Ratio and proportion · Percentages (T-RAT-004)

v1 mapping, pending teacher review. Only AQA and Edexcel are mapped so far. The first 3 pilot worksheets and their worked answers are available; remaining worksheets are coming soon. All videos are still coming soon.

Retrieval: Percentage multipliers
Fluency: Forward percentage changes
Reasoning: Explain the base quantity and the chosen multiplier.
Application: Compare prices after different discounts
Common misconception: A reverse percentage uses division by the forward multiplier.

Video brief

Model how to calculate percentage increase and decrease. Explain each step; pause for a matching shadow question.

Planned video: V-RAT-009 · Video coming soon

Worksheets

Worksheets coming soon

Note: Scope and tier apply to this skill; tag each generated variant separately.