Keystones — Bedrock
Five GCSE retrieval questions · 4 April 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 52 + 92
Answer: 52 + 92 = 144 -
2. Algebra Substitution
If x = 8, find the value of 4x + 11
Answer: 43 -
3. Geometry Converting lengths
Convert 31cm to mm
Answer: 310mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 9, 12, 5, 18
Answer: 11