Keystones — Bedrock
Five GCSE retrieval questions · 5 January 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 77
Answer: 41 + 77 = 118 -
2. Algebra Substitution
If x = 8, find the value of 7x + 4
Answer: 60 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:24
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 14, 20, 17, 18, 6
Answer: 15