Keystones — Bedrock
Five GCSE retrieval questions · 12 August 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 85 + 64
Answer: 85 + 64 = 149 -
2. Algebra Substitution
If x = 4, find the value of 4x + 5
Answer: 21 -
3. Geometry Converting lengths
Convert 19cm to mm
Answer: 190mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 16, 4, 14, 4, 19
Answer: 11.4