Keystones — Bedrock
Five GCSE retrieval questions · 26 December 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 33
Answer: 34 + 33 = 67 -
2. Algebra Substitution
If x = 7, find the value of 5x + 10
Answer: 45 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:40
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 17, 9, 3
Answer: 9.6666666666667