Keystones — Bedrock
Five GCSE retrieval questions · 24 February 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 92 + 90
Answer: 92 + 90 = 182 -
2. Algebra Substitution
If x = 7, find the value of 4x + 10
Answer: 38 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:12
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 4, 3, 14
Answer: 7