Keystones — Bedrock
Five GCSE retrieval questions · 7 January 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 37
Answer: 37 + 37 = 74 -
2. Algebra Substitution
If x = 7, find the value of 4x + 11
Answer: 39 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:21
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 11, 14, 17
Answer: 14