Keystones — Bedrock
Five GCSE retrieval questions · 27 August 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 33
Answer: 37 + 33 = 70 -
2. Algebra Substitution
If x = 4, find the value of 7x + 6
Answer: 34 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:6
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 9, 16, 20, 18, 4
Answer: 13.4