Keystones — Bedrock
Five GCSE retrieval questions · 4 November 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 88
Answer: 29 + 88 = 117 -
2. Algebra Substitution
If x = 4, find the value of 2x + 8
Answer: 16 -
3. Geometry Converting lengths
Convert 14cm to mm
Answer: 140mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:21
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 15, 11, 4, 3
Answer: 8.25