Keystones — Bedrock
Five GCSE retrieval questions · 7 July 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 68 + 53
Answer: 68 + 53 = 121 -
2. Algebra Substitution
If x = 10, find the value of 3x + 6
Answer: 36 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 6, 8, 1, 9
Answer: 6