Keystones — Bedrock
Five GCSE retrieval questions · 15 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 32
Answer: 41 + 32 = 73 -
2. Algebra Substitution
If x = 7, find the value of 8x + 4
Answer: 60 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:10
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 20, 2, 17
Answer: 13