Keystones — Bedrock
Five GCSE retrieval questions · 8 May 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 79 + 27
Answer: 79 + 27 = 106 -
2. Algebra Substitution
If x = 7, find the value of 6x + 10
Answer: 52 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 11, 13, 6, 19, 1
Answer: 10