Keystones — Bedrock
Five GCSE retrieval questions · 29 June 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 42
Answer: 35 + 42 = 77 -
2. Algebra Substitution
If x = 10, find the value of 7x + 11
Answer: 81 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:8
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 3, 1, 11
Answer: 5