Keystones — Bedrock
Five GCSE retrieval questions · 1 March 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 89 + 31
Answer: 89 + 31 = 120 -
2. Algebra Substitution
If x = 2, find the value of 7x + 4
Answer: 18 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 20, 11, 8, 5
Answer: 11