Keystones — Bedrock
Five GCSE retrieval questions · 20 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 61 + 89
Answer: 61 + 89 = 150 -
2. Algebra Substitution
If x = 6, find the value of 5x + 6
Answer: 36 -
3. Geometry Converting lengths
Convert 42cm to mm
Answer: 420mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 13, 8, 2, 9
Answer: 8