Keystones — Bedrock
Five GCSE retrieval questions · 4 April 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 25 + 10
Answer: 25 + 10 = 35 -
2. Algebra Substitution
If x = 10, find the value of 3x + 5
Answer: 35 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 17, 6, 7
Answer: 10