Keystones — Bedrock
Five GCSE retrieval questions · 24 August 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 20
Answer: 35 + 20 = 55 -
2. Algebra Substitution
If x = 3, find the value of 7x + 3
Answer: 24 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 7, 16, 8, 13
Answer: 11