Keystones — Bedrock
Five GCSE retrieval questions · 3 May 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 21 + 30
Answer: 21 + 30 = 51 -
2. Algebra Substitution
If x = 10, find the value of 6x + 8
Answer: 68 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 16, 14, 9
Answer: 13