Keystones — Bedrock
Five GCSE retrieval questions · 16 October 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 65
Answer: 29 + 65 = 94 -
2. Algebra Substitution
If x = 3, find the value of 2x + 3
Answer: 9 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 25:30
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 9, 10, 11, 9, 19
Answer: 11.6