Keystones — Bedrock
Five GCSE retrieval questions · 13 March 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 11
Answer: 41 + 11 = 52 -
2. Algebra Substitution
If x = 4, find the value of 8x + 4
Answer: 36 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 18, 19, 4, 3
Answer: 11