Keystones — Bedrock
Five GCSE retrieval questions · 1 March 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 60 + 77
Answer: 60 + 77 = 137 -
2. Algebra Substitution
If x = 4, find the value of 6x + 7
Answer: 31 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 8, 13, 24
Answer: 15