Keystones — Bedrock
Five GCSE retrieval questions · 14 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 25
Answer: 22 + 25 = 47 -
2. Algebra Substitution
If x = 4, find the value of 7x + 3
Answer: 31 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 8, 13, 7, 16
Answer: 11