Keystones — Bedrock
Five GCSE retrieval questions · 8 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 14
Answer: 12 + 14 = 26 -
2. Algebra Substitution
If x = 6, find the value of 2x + 5
Answer: 17 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:35
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 20, 9, 18
Answer: 15.666666666667