Keystones — Bedrock
Five GCSE retrieval questions · 24 October 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 83
Answer: 29 + 83 = 112 -
2. Algebra Substitution
If x = 6, find the value of 7x + 10
Answer: 52 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:8
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 9, 11, 8, 8
Answer: 9