Keystones — Bedrock
Five GCSE retrieval questions · 7 February 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 35
Answer: 28 + 35 = 63 -
2. Algebra Substitution
If x = 7, find the value of 7x + 7
Answer: 56 -
3. Geometry Converting lengths
Convert 42cm to mm
Answer: 420mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:16
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 19, 5, 16, 3, 5
Answer: 9.6