Keystones — Bedrock
Five GCSE retrieval questions · 31 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 24
Answer: 24 + 24 = 48 -
2. Algebra Substitution
If x = 2, find the value of 4x + 7
Answer: 15 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:25
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 17, 3, 2, 14, 4
Answer: 8