Keystones — Bedrock
Five GCSE retrieval questions · 3 December 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 42
Answer: 47 + 42 = 89 -
2. Algebra Substitution
If x = 5, find the value of 8x + 11
Answer: 51 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:14
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 17, 7, 13, 13
Answer: 12.5