Keystones — Bedrock
Five GCSE retrieval questions · 25 May 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 66 + 32
Answer: 66 + 32 = 98 -
2. Algebra Substitution
If x = 5, find the value of 4x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:40
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 3, 16, 11
Answer: 10