Keystones — Bedrock
Five GCSE retrieval questions · 28 December 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 91 + 82
Answer: 91 + 82 = 173 -
2. Algebra Substitution
If x = 2, find the value of 4x + 10
Answer: 18 -
3. Geometry Converting lengths
Convert 8cm to mm
Answer: 80mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 4, 2, 18, 9
Answer: 8.25