Keystones — Bedrock
Five GCSE retrieval questions · 19 January 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 32
Answer: 29 + 32 = 61 -
2. Algebra Substitution
If x = 6, find the value of 3x + 3
Answer: 21 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:35
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 17, 16, 9
Answer: 14