Keystones — Bedrock
Five GCSE retrieval questions · 2 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 18 + 35
Answer: 18 + 35 = 53 -
2. Algebra Substitution
If x = 3, find the value of 7x + 11
Answer: 32 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:15
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 17, 11, 8
Answer: 12