Keystones — Bedrock
Five GCSE retrieval questions · 11 November 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 64 + 87
Answer: 64 + 87 = 151 -
2. Algebra Substitution
If x = 3, find the value of 3x + 12
Answer: 21 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 6, 6, 8, 2
Answer: 5.5