Keystones — Bedrock
Five GCSE retrieval questions · 6 April 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 19
Answer: 24 + 19 = 43 -
2. Algebra Substitution
If x = 10, find the value of 5x + 12
Answer: 62 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:14
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 10, 15, 2, 17
Answer: 11