Keystones — Bedrock
Five GCSE retrieval questions · 2 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 73 + 45
Answer: 73 + 45 = 118 -
2. Algebra Substitution
If x = 9, find the value of 8x + 11
Answer: 83 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 7, 16, 10
Answer: 11