Keystones — Bedrock
Five GCSE retrieval questions · 3 March 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 74 + 20
Answer: 74 + 20 = 94 -
2. Algebra Substitution
If x = 6, find the value of 6x + 12
Answer: 48 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:35
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 6, 19, 18, 19
Answer: 15.5