Keystones — Bedrock
Five GCSE retrieval questions · 12 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 72 + 46
Answer: 72 + 46 = 118 -
2. Algebra Substitution
If x = 7, find the value of 4x + 6
Answer: 34 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:21
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 7, 16, 16, 17
Answer: 14