Keystones — Bedrock
Five GCSE retrieval questions · 10 January 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 97 + 47
Answer: 97 + 47 = 144 -
2. Algebra Substitution
If x = 7, find the value of 3x + 4
Answer: 25 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:16
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 20, 4, 12
Answer: 12