Keystones — Bedrock
Five GCSE retrieval questions · 22 August 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 15
Answer: 46 + 15 = 61 -
2. Algebra Substitution
If x = 4, find the value of 3x + 10
Answer: 22 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:21
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 5, 15, 15, 7
Answer: 10.5