Keystones — Bedrock
Five GCSE retrieval questions · 4 February 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 75
Answer: 29 + 75 = 104 -
2. Algebra Substitution
If x = 5, find the value of 6x + 10
Answer: 40 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:12
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 6, 14, 18, 13
Answer: 12.75