Keystones — Bedrock
Five GCSE retrieval questions · 5 March 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 42
Answer: 12 + 42 = 54 -
2. Algebra Substitution
If x = 8, find the value of 4x + 5
Answer: 37 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:6
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 19, 9, 18, 14
Answer: 15