Keystones — Bedrock
Five GCSE retrieval questions · 26 April 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 14
Answer: 38 + 14 = 52 -
2. Algebra Substitution
If x = 10, find the value of 8x + 3
Answer: 83 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 6, 18, 2, 6
Answer: 8