Keystones — Bedrock
Five GCSE retrieval questions · 8 October 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 43
Answer: 44 + 43 = 87 -
2. Algebra Substitution
If x = 6, find the value of 2x + 5
Answer: 17 -
3. Geometry Converting lengths
Convert 8cm to mm
Answer: 80mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:14
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 20, 7, 15
Answer: 14