Keystones — Bedrock
Five GCSE retrieval questions · 29 October 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 48
Answer: 44 + 48 = 92 -
2. Algebra Substitution
If x = 2, find the value of 5x + 5
Answer: 15 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:21
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 13, 9, 15, 8
Answer: 11.25