Keystones — Bedrock
Five GCSE retrieval questions · 20 February 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 44
Answer: 29 + 44 = 73 -
2. Algebra Substitution
If x = 4, find the value of 7x + 6
Answer: 34 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 25:15
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 7, 9, 7, 16, 16
Answer: 11