Keystones — Bedrock
Five GCSE retrieval questions · 1 April 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 15
Answer: 28 + 15 = 43 -
2. Algebra Substitution
If x = 7, find the value of 5x + 5
Answer: 40 -
3. Geometry Converting lengths
Convert 26cm to mm
Answer: 260mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:15
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 10, 11, 12, 11
Answer: 11