Keystones — Bedrock
Five GCSE retrieval questions · 9 March 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 26
Answer: 15 + 26 = 41 -
2. Algebra Substitution
If x = 8, find the value of 3x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:20
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 17, 11, 18
Answer: 15.333333333333