Keystones — Bedrock
Five GCSE retrieval questions · 8 October 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 33
Answer: 28 + 33 = 61 -
2. Algebra Substitution
If x = 10, find the value of 4x + 6
Answer: 46 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:12
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 10, 15, 10, 16
Answer: 12.75