Keystones — Bedrock
Five GCSE retrieval questions · 8 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 22
Answer: 12 + 22 = 34 -
2. Algebra Substitution
If x = 10, find the value of 4x + 11
Answer: 51 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:12
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 17, 7, 18
Answer: 14