Keystones — Bedrock
Five GCSE retrieval questions · 19 March 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 18
Answer: 16 + 18 = 34 -
2. Algebra Substitution
If x = 2, find the value of 7x + 5
Answer: 19 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:16
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 1, 4, 16
Answer: 7