Keystones — Bedrock
Five GCSE retrieval questions · 21 January 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 49
Answer: 29 + 49 = 78 -
2. Algebra Substitution
If x = 6, find the value of 4x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:21
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 13, 7, 10
Answer: 10