Keystones — Bedrock
Five GCSE retrieval questions · 14 December 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 53 + 27
Answer: 53 + 27 = 80 -
2. Algebra Substitution
If x = 5, find the value of 7x + 3
Answer: 38 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:18
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 10, 8, 3
Answer: 7