Keystones — Bedrock
Five GCSE retrieval questions · 17 May 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 72 + 36
Answer: 72 + 36 = 108 -
2. Algebra Substitution
If x = 5, find the value of 6x + 10
Answer: 40 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 9, 13, 8
Answer: 10