Keystones — Bedrock
Five GCSE retrieval questions · 27 March 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 55 + 34
Answer: 55 + 34 = 89 -
2. Algebra Substitution
If x = 9, find the value of 5x + 12
Answer: 57 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:12
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 17, 5, 14, 16
Answer: 13