Keystones — Bedrock
Five GCSE retrieval questions · 15 January 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 92 + 72
Answer: 92 + 72 = 164 -
2. Algebra Substitution
If x = 4, find the value of 2x + 3
Answer: 11 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:16
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 18, 2, 20, 11
Answer: 12.75