Keystones — Bedrock
Five GCSE retrieval questions · 11 August 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 38
Answer: 19 + 38 = 57 -
2. Algebra Substitution
If x = 8, find the value of 5x + 7
Answer: 47 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 6, 3, 6, 5, 2
Answer: 4.4