Keystones — Bedrock
Five GCSE retrieval questions · 29 July 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 25
Answer: 28 + 25 = 53 -
2. Algebra Substitution
If x = 8, find the value of 4x + 7
Answer: 39 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 14, 4, 15
Answer: 11