Keystones — Bedrock
Five GCSE retrieval questions · 1 December 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 24
Answer: 14 + 24 = 38 -
2. Algebra Substitution
If x = 5, find the value of 8x + 8
Answer: 48 -
3. Geometry Converting lengths
Convert 33cm to mm
Answer: 330mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:15
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 3, 12, 11, 17, 12
Answer: 11