Keystones — Bedrock
Five GCSE retrieval questions · 24 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 34
Answer: 10 + 34 = 44 -
2. Algebra Substitution
If x = 9, find the value of 4x + 3
Answer: 39 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:10
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 10, 16, 13, 8, 16
Answer: 12.6