Keystones — Bedrock
Five GCSE retrieval questions · 22 April 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 48
Answer: 37 + 48 = 85 -
2. Algebra Substitution
If x = 5, find the value of 7x + 9
Answer: 44 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 20, 12, 7, 13, 16
Answer: 13.6