Keystones — Bedrock
Five GCSE retrieval questions · 12 July 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 58 + 56
Answer: 58 + 56 = 114 -
2. Algebra Substitution
If x = 3, find the value of 5x + 6
Answer: 21 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 2, 4, 21, 15, 3
Answer: 9