Keystones — Bedrock
Five GCSE retrieval questions · 16 June 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 33
Answer: 11 + 33 = 44 -
2. Algebra Substitution
If x = 7, find the value of 2x + 11
Answer: 25 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 9, 20, 5, 10
Answer: 11