Keystones — Bedrock
Five GCSE retrieval questions · 30 September 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 52 + 30
Answer: 52 + 30 = 82 -
2. Algebra Substitution
If x = 7, find the value of 7x + 10
Answer: 59 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:18
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 19, 14, 20, 17
Answer: 17.5