Keystones — Bedrock
Five GCSE retrieval questions · 7 June 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 77 + 63
Answer: 77 + 63 = 140 -
2. Algebra Substitution
If x = 4, find the value of 2x + 6
Answer: 14 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:20
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 11, 18, 1
Answer: 10