Keystones — Bedrock
Five GCSE retrieval questions · 21 January 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 14
Answer: 16 + 14 = 30 -
2. Algebra Substitution
If x = 9, find the value of 5x + 5
Answer: 50 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:20
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 5, 2, 20, 20
Answer: 11.75