Keystones — Bedrock
Five GCSE retrieval questions · 1 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 16
Answer: 14 + 16 = 30 -
2. Algebra Substitution
If x = 8, find the value of 8x + 9
Answer: 73 -
3. Geometry Converting lengths
Convert 26cm to mm
Answer: 260mm -
4. Ratio Simplifying ratios
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 4, 6, 3, 8, 14
Answer: 7