Keystones — Bedrock
Five GCSE retrieval questions · 23 August 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 16
Answer: 34 + 16 = 50 -
2. Algebra Substitution
If x = 10, find the value of 8x + 9
Answer: 89 -
3. Geometry Converting lengths
Convert 30cm to mm
Answer: 300mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:32
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 16, 16, 4
Answer: 12