Keystones — Bedrock
Five GCSE retrieval questions · 30 August 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 35
Answer: 38 + 35 = 73 -
2. Algebra Substitution
If x = 5, find the value of 2x + 12
Answer: 22 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 4, 6, 10, 20
Answer: 10