Keystones — Bedrock
Five GCSE retrieval questions · 7 June 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 20 + 11
Answer: 20 + 11 = 31 -
2. Algebra Substitution
If x = 8, find the value of 4x + 8
Answer: 40 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:25
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 7, 7, 3
Answer: 5.6666666666667