Keystones — Bedrock
Five GCSE retrieval questions · 25 November 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 20 + 14
Answer: 20 + 14 = 34 -
2. Algebra Substitution
If x = 6, find the value of 8x + 8
Answer: 56 -
3. Geometry Converting lengths
Convert 9cm to mm
Answer: 90mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:40
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 13, 6, 12, 15, 13
Answer: 11.8