Keystones — Bedrock
Five GCSE retrieval questions · 17 March 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 22
Answer: 22 + 22 = 44 -
2. Algebra Substitution
If x = 6, find the value of 4x + 3
Answer: 27 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:15
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 18, 3, 3, 16
Answer: 10