Keystones — Bedrock
Five GCSE retrieval questions · 23 April 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 16
Answer: 11 + 16 = 27 -
2. Algebra Substitution
If x = 2, find the value of 5x + 12
Answer: 22 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 16, 15, 12, 11, 15
Answer: 13.8