Keystones — Bedrock
Five GCSE retrieval questions · 3 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 22
Answer: 49 + 22 = 71 -
2. Algebra Substitution
If x = 10, find the value of 4x + 8
Answer: 48 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:4
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 5, 8, 16, 7
Answer: 9