Keystones — Bedrock
Five GCSE retrieval questions · 27 September 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 17
Answer: 44 + 17 = 61 -
2. Algebra Substitution
If x = 7, find the value of 3x + 5
Answer: 26 -
3. Geometry Converting lengths
Convert 25cm to mm
Answer: 250mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 14, 6, 3, 20
Answer: 10.75