Keystones — Bedrock
Five GCSE retrieval questions · 17 September 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 49
Answer: 17 + 49 = 66 -
2. Algebra Substitution
If x = 5, find the value of 4x + 11
Answer: 31 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:14
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 15, 5, 5
Answer: 8.3333333333333