Keystones — Bedrock
Five GCSE retrieval questions · 7 November 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 93
Answer: 48 + 93 = 141 -
2. Algebra Substitution
If x = 9, find the value of 2x + 7
Answer: 25 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:16
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 8, 10, 15, 13
Answer: 11.5