Keystones — Bedrock
Five GCSE retrieval questions · 28 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 93
Answer: 46 + 93 = 139 -
2. Algebra Substitution
If x = 7, find the value of 4x + 3
Answer: 31 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:20
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 7, 16, 16
Answer: 13