Keystones — Bedrock
Five GCSE retrieval questions · 23 May 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 21
Answer: 41 + 21 = 62 -
2. Algebra Substitution
If x = 10, find the value of 4x + 10
Answer: 50 -
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: 9, 16, 11
Answer: 12