Keystones — Bedrock
Five GCSE retrieval questions · 12 July 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 53 + 30
Answer: 53 + 30 = 83 -
2. Algebra Substitution
If x = 2, find the value of 8x + 3
Answer: 19 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 5, 9, 14, 9
Answer: 9.25