Keystones — Bedrock
Five GCSE retrieval questions · 2 January 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 64 + 92
Answer: 64 + 92 = 156 -
2. Algebra Substitution
If x = 5, find the value of 4x + 12
Answer: 32 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:20
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 14, 5, 11
Answer: 10