Keystones — Bedrock
Five GCSE retrieval questions · 8 September 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 60
Answer: 45 + 60 = 105 -
2. Algebra Substitution
If x = 9, find the value of 7x + 9
Answer: 72 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 28:32
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 14, 11, 5
Answer: 10