Keystones — Bedrock
Five GCSE retrieval questions · 5 October 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 42 + 18
Answer: 42 + 18 = 60 -
2. Algebra Substitution
If x = 8, find the value of 6x + 10
Answer: 58 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 8, 17, 8
Answer: 11