Keystones — Bedrock
Five GCSE retrieval questions · 18 September 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 46
Answer: 28 + 46 = 74 -
2. Algebra Substitution
If x = 9, find the value of 7x + 8
Answer: 71 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:8
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 3, 17, 4, 10, 14
Answer: 9.6