Keystones — Bedrock
Five GCSE retrieval questions · 29 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 23
Answer: 26 + 23 = 49 -
2. Algebra Substitution
If x = 10, find the value of 4x + 4
Answer: 44 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:30
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 7, 16, 8
Answer: 10.333333333333