Keystones — Bedrock
Five GCSE retrieval questions · 4 April 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 59
Answer: 43 + 59 = 102 -
2. Algebra Substitution
If x = 5, find the value of 5x + 10
Answer: 35 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:25
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 18, 4, 11
Answer: 11