Keystones — Bedrock
Five GCSE retrieval questions · 24 October 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 32
Answer: 28 + 32 = 60 -
2. Algebra Substitution
If x = 5, find the value of 8x + 11
Answer: 51 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:20
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 18, 7, 19, 14, 14
Answer: 14.4