Keystones — Bedrock
Five GCSE retrieval questions · 19 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 30
Answer: 17 + 30 = 47 -
2. Algebra Substitution
If x = 9, find the value of 7x + 7
Answer: 70 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 9, 18, 12
Answer: 13