Keystones — Bedrock
Five GCSE retrieval questions · 7 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 88 + 33
Answer: 88 + 33 = 121 -
2. Algebra Substitution
If x = 4, find the value of 3x + 8
Answer: 20 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 10, 10, 9, 7
Answer: 9