Keystones — Bedrock
Five GCSE retrieval questions · 8 October 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 72 + 78
Answer: 72 + 78 = 150 -
2. Algebra Substitution
If x = 6, find the value of 2x + 6
Answer: 18 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 8, 5, 3
Answer: 5.3333333333333