Keystones — Bedrock
Five GCSE retrieval questions · 26 September 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 26
Answer: 12 + 26 = 38 -
2. Algebra Substitution
If x = 9, find the value of 6x + 4
Answer: 58 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:14
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 9, 11, 10, 18, 12
Answer: 12