Keystones — Bedrock
Five GCSE retrieval questions · 8 November 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 25
Answer: 29 + 25 = 54 -
2. Algebra Substitution
If x = 7, find the value of 4x + 5
Answer: 33 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 11, 9, 17
Answer: 12.333333333333