Keystones — Bedrock
Five GCSE retrieval questions · 21 December 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 25
Answer: 40 + 25 = 65 -
2. Algebra Substitution
If x = 9, find the value of 7x + 3
Answer: 66 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 20, 7, 2
Answer: 9.6666666666667