Keystones — Bedrock
Five GCSE retrieval questions · 31 October 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 62 + 53
Answer: 62 + 53 = 115 -
2. Algebra Substitution
If x = 3, find the value of 3x + 11
Answer: 20 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:8
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 2, 11, 20, 10
Answer: 10.75