Keystones — Bedrock
Five GCSE retrieval questions · 26 February 2026 · mathsvault.uk/keystones
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1. Number Multiplying whole numbers
Multiply: 86 × 2
Answer: 86 × 2 = 172 -
2. Algebra One-step equations
Solve: x + 8 = 16
Answer: x = 8 -
3. Geometry Money calculations
Convert 193p to pounds
Answer: £1.93 -
4. Ratio Percentages of amounts
Calculate 50% of 156
Answer: 78 -
5. Statistics Simple probability
What is the probability of rolling a 3 on a fair die?
Answer: 1⁄6