Keystones — Bedrock
Five GCSE retrieval questions · 25 June 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 43
Answer: 46 + 43 = 89 -
2. Algebra Substitution
If x = 10, find the value of 8x + 12
Answer: 92 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:24
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 13, 8, 15
Answer: 12