Keystones — Bedrock
Five GCSE retrieval questions · 10 February 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 27 + 48
Answer: 27 + 48 = 75 -
2. Algebra Substitution
If x = 2, find the value of 4x + 11
Answer: 19 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:15
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 17, 11, 20
Answer: 16