Keystones — Bedrock
Five GCSE retrieval questions · 19 August 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 92 + 37
Answer: 92 + 37 = 129 -
2. Algebra Substitution
If x = 2, find the value of 7x + 12
Answer: 26 -
3. Geometry Converting lengths
Convert 12cm to mm
Answer: 120mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:28
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 15, 17, 4
Answer: 12