Keystones — Bedrock
Five GCSE retrieval questions · 20 March 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 28
Answer: 35 + 28 = 63 -
2. Algebra Substitution
If x = 7, find the value of 7x + 6
Answer: 55 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:40
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 16, 8, 13, 15
Answer: 13