Keystones — Bedrock
Five GCSE retrieval questions · 7 May 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 23
Answer: 15 + 23 = 38 -
2. Algebra Substitution
If x = 10, find the value of 6x + 6
Answer: 66 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:35
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 11, 18, 4
Answer: 11