Keystones — Bedrock
Five GCSE retrieval questions · 3 October 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 95 + 29
Answer: 95 + 29 = 124 -
2. Algebra Substitution
If x = 9, find the value of 7x + 5
Answer: 68 -
3. Geometry Converting lengths
Convert 27cm to mm
Answer: 270mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 14, 6, 4, 12, 13
Answer: 9.8