Keystones — Bedrock
Five GCSE retrieval questions · 29 April 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 24
Answer: 47 + 24 = 71 -
2. Algebra Substitution
If x = 6, find the value of 5x + 3
Answer: 33 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 4, 16, 5, 18, 17
Answer: 12