Keystones — Bedrock
Five GCSE retrieval questions · 2 December 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 25
Answer: 11 + 25 = 36 -
2. Algebra Substitution
If x = 8, find the value of 5x + 5
Answer: 45 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 16, 9, 20
Answer: 15