Keystones — Bedrock
Five GCSE retrieval questions · 13 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 42
Answer: 43 + 42 = 85 -
2. Algebra Substitution
If x = 10, find the value of 6x + 3
Answer: 63 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:8
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 13, 14, 8, 2, 3
Answer: 8