Keystones — Bedrock
Five GCSE retrieval questions · 25 April 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 23 + 32
Answer: 23 + 32 = 55 -
2. Algebra Substitution
If x = 8, find the value of 6x + 7
Answer: 55 -
3. Geometry Converting lengths
Convert 14cm to mm
Answer: 140mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:6
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 5, 11, 7, 7
Answer: 7.5