Keystones — Bedrock
Five GCSE retrieval questions · 2 May 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 26
Answer: 49 + 26 = 75 -
2. Algebra Substitution
If x = 2, find the value of 7x + 11
Answer: 25 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:6
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 5, 12, 13
Answer: 10