Keystones — Bedrock
Five GCSE retrieval questions · 18 September 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 94 + 81
Answer: 94 + 81 = 175 -
2. Algebra Substitution
If x = 3, find the value of 6x + 11
Answer: 29 -
3. Geometry Converting lengths
Convert 20cm to mm
Answer: 200mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 5, 11, 10
Answer: 8.6666666666667