Keystones — Bedrock
Five GCSE retrieval questions · 7 December 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 63
Answer: 46 + 63 = 109 -
2. Algebra Substitution
If x = 8, find the value of 5x + 8
Answer: 48 -
3. Geometry Converting lengths
Convert 19cm to mm
Answer: 190mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 17, 7, 8, 6, 18
Answer: 11.2