Keystones — Bedrock
Five GCSE retrieval questions · 29 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 15
Answer: 29 + 15 = 44 -
2. Algebra Substitution
If x = 6, find the value of 5x + 10
Answer: 40 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:35
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 2, 6, 17
Answer: 8.3333333333333