Keystones — Bedrock
Five GCSE retrieval questions · 10 July 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 18 + 22
Answer: 18 + 22 = 40 -
2. Algebra Substitution
If x = 6, find the value of 8x + 9
Answer: 57 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:35
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 15, 8, 19
Answer: 14