Keystones — Bedrock
Five GCSE retrieval questions · 11 January 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 48
Answer: 16 + 48 = 64 -
2. Algebra Substitution
If x = 3, find the value of 3x + 9
Answer: 18 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:25
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 14, 3, 12
Answer: 9.6666666666667