Keystones — Bedrock
Five GCSE retrieval questions · 2 March 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 43
Answer: 26 + 43 = 69 -
2. Algebra Substitution
If x = 2, find the value of 4x + 12
Answer: 20 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 17, 15, 17
Answer: 16.333333333333