Keystones — Bedrock
Five GCSE retrieval questions · 15 August 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 69 + 59
Answer: 69 + 59 = 128 -
2. Algebra Substitution
If x = 8, find the value of 2x + 11
Answer: 27 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:35
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 11, 20, 8
Answer: 13