Keystones — Bedrock
Five GCSE retrieval questions · 25 January 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 57 + 32
Answer: 57 + 32 = 89 -
2. Algebra Substitution
If x = 3, find the value of 4x + 3
Answer: 15 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:40
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 2, 2, 18, 10
Answer: 8