Keystones — Bedrock
Five GCSE retrieval questions · 1 March 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 27
Answer: 22 + 27 = 49 -
2. Algebra Substitution
If x = 5, find the value of 4x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:28
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 9, 10, 11, 9
Answer: 9.75