Keystones — Bedrock
Five GCSE retrieval questions · 26 May 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 91
Answer: 45 + 91 = 136 -
2. Algebra Substitution
If x = 4, find the value of 2x + 8
Answer: 16 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:40
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 9, 2, 14
Answer: 8.3333333333333