Keystones — Bedrock
Five GCSE retrieval questions · 16 October 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 89 + 22
Answer: 89 + 22 = 111 -
2. Algebra Substitution
If x = 5, find the value of 4x + 8
Answer: 28 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:6
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 15, 2, 3, 11, 17
Answer: 9.6