Keystones — Bedrock
Five GCSE retrieval questions · 12 October 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 35
Answer: 49 + 35 = 84 -
2. Algebra Substitution
If x = 6, find the value of 7x + 10
Answer: 52 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:28
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 17, 11, 11
Answer: 13