Keystones — Bedrock
Five GCSE retrieval questions · 5 April 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 39
Answer: 46 + 39 = 85 -
2. Algebra Substitution
If x = 10, find the value of 2x + 12
Answer: 32 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 5, 16, 8, 7
Answer: 9