Keystones — Bedrock
Five GCSE retrieval questions · 31 October 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 44
Answer: 12 + 44 = 56 -
2. Algebra Substitution
If x = 3, find the value of 7x + 5
Answer: 26 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:21
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 11, 14, 19, 8, 18
Answer: 14