Keystones — Bedrock
Five GCSE retrieval questions · 2 May 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 14
Answer: 17 + 14 = 31 -
2. Algebra Substitution
If x = 5, find the value of 4x + 5
Answer: 25 -
3. Geometry Converting lengths
Convert 48cm to mm
Answer: 480mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:28
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 10, 18, 4, 13, 6
Answer: 10.2