Keystones — Bedrock
Five GCSE retrieval questions · 29 September 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 18 + 38
Answer: 18 + 38 = 56 -
2. Algebra Substitution
If x = 2, find the value of 8x + 6
Answer: 22 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:18
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 13, 3, 6, 10
Answer: 8