Keystones — Bedrock
Five GCSE retrieval questions · 12 October 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 77 + 53
Answer: 77 + 53 = 130 -
2. Algebra Substitution
If x = 9, find the value of 7x + 9
Answer: 72 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:12
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 7, 5, 10
Answer: 7.3333333333333