Keystones — Bedrock
Five GCSE retrieval questions · 10 February 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 48
Answer: 48 + 48 = 96 -
2. Algebra Substitution
If x = 7, find the value of 6x + 3
Answer: 45 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 28:12
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 14, 9, 14
Answer: 12.333333333333