Keystones — Bedrock
Five GCSE retrieval questions · 23 October 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 59 + 30
Answer: 59 + 30 = 89 -
2. Algebra Substitution
If x = 9, find the value of 5x + 5
Answer: 50 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:20
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 7, 16, 6, 8
Answer: 9.25