Keystones — Bedrock
Five GCSE retrieval questions · 29 May 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 37
Answer: 41 + 37 = 78 -
2. Algebra Substitution
If x = 3, find the value of 8x + 12
Answer: 36 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:40
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 3, 24, 16, 5
Answer: 12