Keystones — Bedrock
Five GCSE retrieval questions · 17 November 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 48
Answer: 40 + 48 = 88 -
2. Algebra Substitution
If x = 9, find the value of 4x + 10
Answer: 46 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 9, 13, 19
Answer: 13.666666666667