Keystones — Bedrock
Five GCSE retrieval questions · 2 August 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 97
Answer: 49 + 97 = 146 -
2. Algebra Substitution
If x = 10, find the value of 3x + 4
Answer: 34 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 6, 8, 5
Answer: 6.3333333333333