Keystones — Bedrock
Five GCSE retrieval questions · 9 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 74 + 70
Answer: 74 + 70 = 144 -
2. Algebra Substitution
If x = 8, find the value of 7x + 11
Answer: 67 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 7, 16, 5, 8, 14
Answer: 10