Keystones — Bedrock
Five GCSE retrieval questions · 4 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 59 + 35
Answer: 59 + 35 = 94 -
2. Algebra Substitution
If x = 5, find the value of 4x + 3
Answer: 23 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 9, 20, 18, 3
Answer: 12.5