Keystones — Bedrock
Five GCSE retrieval questions · 3 August 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 91 + 58
Answer: 91 + 58 = 149 -
2. Algebra Substitution
If x = 4, find the value of 8x + 5
Answer: 37 -
3. Geometry Converting lengths
Convert 20cm to mm
Answer: 200mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:8
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 16, 4, 3, 10, 14
Answer: 9.4