Keystones — Bedrock
Five GCSE retrieval questions · 5 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 22
Answer: 44 + 22 = 66 -
2. Algebra Substitution
If x = 5, find the value of 4x + 5
Answer: 25 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:18
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 2, 17, 7
Answer: 8.6666666666667