Keystones — Bedrock
Five GCSE retrieval questions · 3 May 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 27 + 47
Answer: 27 + 47 = 74 -
2. Algebra Substitution
If x = 9, find the value of 5x + 11
Answer: 56 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:24
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 14, 7, 11, 2
Answer: 8.5