Keystones — Bedrock
Five GCSE retrieval questions · 5 June 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 42
Answer: 10 + 42 = 52 -
2. Algebra Substitution
If x = 6, find the value of 8x + 11
Answer: 59 -
3. Geometry Converting lengths
Convert 7cm to mm
Answer: 70mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:25
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 14, 13, 18, 13, 19
Answer: 15.4