Keystones — Bedrock
Five GCSE retrieval questions · 21 November 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 26
Answer: 30 + 26 = 56 -
2. Algebra Substitution
If x = 4, find the value of 5x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:21
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 14, 13, 15, 4
Answer: 11.5