Keystones — Bedrock
Five GCSE retrieval questions · 25 October 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 62 + 24
Answer: 62 + 24 = 86 -
2. Algebra Substitution
If x = 2, find the value of 2x + 10
Answer: 14 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:15
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 5, 19, 6, 13, 22
Answer: 13