Keystones — Bedrock
Five GCSE retrieval questions · 14 March 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 25 + 13
Answer: 25 + 13 = 38 -
2. Algebra Substitution
If x = 10, find the value of 4x + 8
Answer: 48 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:24
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 3, 6, 12
Answer: 7