Keystones — Bedrock
Five GCSE retrieval questions · 21 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 29
Answer: 19 + 29 = 48 -
2. Algebra Substitution
If x = 7, find the value of 5x + 5
Answer: 40 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 14, 4, 17, 9, 19
Answer: 12.6