Keystones — Bedrock
Five GCSE retrieval questions · 5 December 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 38
Answer: 26 + 38 = 64 -
2. Algebra Substitution
If x = 8, find the value of 5x + 10
Answer: 50 -
3. Geometry Converting lengths
Convert 19cm to mm
Answer: 190mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 7, 19, 7
Answer: 11