This min-murder mystery covers the content in the Year 9 WhiteRose version 3 topic of percentages. Covering:

• Percentage increase and decrease
• Percentage change
• Reverse percentages
• Simple Interest
• Compound Interest

This resource would be ideal for a consolidation lesson at the end of the topic, for a revision lesson or as cover work.

Who? - Identify correct and incorrect percentage increase & decrease and percentage change statements to find who was the murderer and victim.
Where? - Use reverse percentages to find where the murder took place.
When? - Use simple and compound interest to find the date and time of the murder.
Why? - Use multipliers to calculate percentage increase and decrease to decode the reason for the murder.