Keystones — Bedrock
Five GCSE retrieval questions · 13 August 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 30
Answer: 29 + 30 = 59 -
2. Algebra Substitution
If x = 3, find the value of 8x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 12, 18, 11, 20
Answer: 15.25