Keystones — Bedrock
Five GCSE retrieval questions · 27 January 2023 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 56 + 85
Answer: 56 + 85 = 141 -
2. Algebra Substitution
If x = 10, find the value of 4x + 8
Answer: 48 -
3. Geometry Converting lengths
Convert 31cm to mm
Answer: 310mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 16, 13, 3, 20
Answer: 13