Keystones — Bedrock
Five GCSE retrieval questions · 1 January 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 31
Answer: 35 + 31 = 66 -
2. Algebra Substitution
If x = 8, find the value of 5x + 5
Answer: 45 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:40
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 1, 3, 4, 16
Answer: 6