Keystones — Bedrock
Five GCSE retrieval questions · 9 September 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 20
Answer: 41 + 20 = 61 -
2. Algebra Substitution
If x = 5, find the value of 5x + 11
Answer: 36 -
3. Geometry Converting lengths
Convert 38cm to mm
Answer: 380mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:14
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 13, 11, 5, 16, 14
Answer: 11.8