Keystones — Bedrock
Five GCSE retrieval questions · 24 March 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 75 + 23
Answer: 75 + 23 = 98 -
2. Algebra Substitution
If x = 3, find the value of 2x + 8
Answer: 14 -
3. Geometry Converting lengths
Convert 31cm to mm
Answer: 310mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:16
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 13, 17, 15
Answer: 15