Keystones — Bedrock
Five GCSE retrieval questions · 9 May 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 44
Answer: 43 + 44 = 87 -
2. Algebra Substitution
If x = 8, find the value of 7x + 10
Answer: 66 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 17, 13, 20, 3, 12
Answer: 13