Keystones — Bedrock
Five GCSE retrieval questions · 14 June 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 34
Answer: 47 + 34 = 81 -
2. Algebra Substitution
If x = 3, find the value of 3x + 10
Answer: 19 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:35
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 8, 13, 11
Answer: 10.666666666667