Keystones — Bedrock
Five GCSE retrieval questions · 9 July 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 19
Answer: 13 + 19 = 32 -
2. Algebra Substitution
If x = 10, find the value of 4x + 7
Answer: 47 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:16
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 16, 11, 9
Answer: 12