Keystones — Bedrock
Five GCSE retrieval questions · 14 August 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 49
Answer: 34 + 49 = 83 -
2. Algebra Substitution
If x = 6, find the value of 6x + 10
Answer: 46 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:20
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 17, 16, 2
Answer: 11.666666666667