Keystones — Bedrock
Five GCSE retrieval questions · 3 December 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 32
Answer: 49 + 32 = 81 -
2. Algebra Substitution
If x = 6, find the value of 6x + 6
Answer: 42 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:10
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 20, 7, 19, 7
Answer: 13.25