Keystones — Bedrock
Five GCSE retrieval questions · 31 May 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 35
Answer: 48 + 35 = 83 -
2. Algebra Substitution
If x = 3, find the value of 6x + 12
Answer: 30 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 13, 15, 4, 17, 7
Answer: 11.2