Keystones — Bedrock
Five GCSE retrieval questions · 21 February 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 64 + 49
Answer: 64 + 49 = 113 -
2. Algebra Substitution
If x = 10, find the value of 8x + 11
Answer: 91 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:35
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 14, 14, 11, 17
Answer: 14