Keystones — Bedrock
Five GCSE retrieval questions · 20 October 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 96 + 25
Answer: 96 + 25 = 121 -
2. Algebra Substitution
If x = 2, find the value of 4x + 5
Answer: 13 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:28
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 14, 11, 5, 7, 16
Answer: 10.6