Keystones — Bedrock
Five GCSE retrieval questions · 9 August 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 16
Answer: 10 + 16 = 26 -
2. Algebra Substitution
If x = 9, find the value of 7x + 12
Answer: 75 -
3. Geometry Converting lengths
Convert 7cm to mm
Answer: 70mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:6
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 6, 16, 18, 12
Answer: 13