Keystones — Bedrock
Five GCSE retrieval questions · 30 April 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 27 + 49
Answer: 27 + 49 = 76 -
2. Algebra Substitution
If x = 5, find the value of 8x + 10
Answer: 50 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:40
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 10, 7, 20
Answer: 12.333333333333