Keystones — Bedrock
Five GCSE retrieval questions · 30 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 85 + 26
Answer: 85 + 26 = 111 -
2. Algebra Substitution
If x = 10, find the value of 7x + 9
Answer: 79 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:10
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 18, 3, 13, 14
Answer: 12