Keystones — Bedrock
Five GCSE retrieval questions · 30 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 72 + 60
Answer: 72 + 60 = 132 -
2. Algebra Substitution
If x = 6, find the value of 4x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 9cm to mm
Answer: 90mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 10, 3, 23, 2, 2
Answer: 8