Keystones — Bedrock
Five GCSE retrieval questions · 9 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 51 + 90
Answer: 51 + 90 = 141 -
2. Algebra Substitution
If x = 4, find the value of 2x + 5
Answer: 13 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 5, 16, 8
Answer: 9.6666666666667