Keystones — Bedrock
Five GCSE retrieval questions · 25 November 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 74 + 22
Answer: 74 + 22 = 96 -
2. Algebra Substitution
If x = 9, find the value of 4x + 3
Answer: 39 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 6, 2, 10
Answer: 6