Keystones — Bedrock
Five GCSE retrieval questions · 13 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 35
Answer: 24 + 35 = 59 -
2. Algebra Substitution
If x = 2, find the value of 7x + 11
Answer: 25 -
3. Geometry Converting lengths
Convert 15cm to mm
Answer: 150mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:18
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 15, 12, 14, 19, 16
Answer: 15.2