Keystones — Bedrock
Five GCSE retrieval questions · 30 October 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 29
Answer: 19 + 29 = 48 -
2. Algebra Substitution
If x = 2, find the value of 2x + 5
Answer: 9 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:10
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 10, 12, 12
Answer: 11.333333333333