Keystones — Bedrock
Five GCSE retrieval questions · 4 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 31
Answer: 47 + 31 = 78 -
2. Algebra Substitution
If x = 7, find the value of 4x + 7
Answer: 35 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 10, 4, 15, 10, 1
Answer: 8