Keystones — Bedrock
Five GCSE retrieval questions · 18 October 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 82 + 25
Answer: 82 + 25 = 107 -
2. Algebra Substitution
If x = 3, find the value of 4x + 5
Answer: 17 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:12
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 3, 18, 9
Answer: 10