Keystones — Bedrock
Five GCSE retrieval questions · 4 February 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 74 + 38
Answer: 74 + 38 = 112 -
2. Algebra Substitution
If x = 6, find the value of 2x + 4
Answer: 16 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:18
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 16, 10, 4
Answer: 10