Keystones — Bedrock
Five GCSE retrieval questions · 9 January 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 52 + 96
Answer: 52 + 96 = 148 -
2. Algebra Substitution
If x = 4, find the value of 8x + 4
Answer: 36 -
3. Geometry Converting lengths
Convert 7cm to mm
Answer: 70mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:9
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 4, 8, 20, 8, 2
Answer: 8.4