Keystones — Bedrock
Five GCSE retrieval questions · 13 August 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 77 + 42
Answer: 77 + 42 = 119 -
2. Algebra Substitution
If x = 4, find the value of 4x + 8
Answer: 24 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:20
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 2, 5, 6
Answer: 4.3333333333333