Keystones — Bedrock
Five GCSE retrieval questions · 11 January 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 58
Answer: 22 + 58 = 80 -
2. Algebra Substitution
If x = 2, find the value of 7x + 4
Answer: 18 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:40
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 15, 11, 1
Answer: 9