Keystones — Bedrock
Five GCSE retrieval questions · 15 May 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 97
Answer: 32 + 97 = 129 -
2. Algebra Substitution
If x = 8, find the value of 3x + 5
Answer: 29 -
3. Geometry Converting lengths
Convert 25cm to mm
Answer: 250mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:30
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 15, 9, 14, 16
Answer: 13.5