Keystones — Bedrock
Five GCSE retrieval questions · 10 May 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 23 + 45
Answer: 23 + 45 = 68 -
2. Algebra Substitution
If x = 7, find the value of 5x + 6
Answer: 41 -
3. Geometry Converting lengths
Convert 48cm to mm
Answer: 480mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 4, 16, 13
Answer: 11