Keystones — Bedrock
Five GCSE retrieval questions · 15 August 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 17
Answer: 26 + 17 = 43 -
2. Algebra Substitution
If x = 8, find the value of 5x + 12
Answer: 52 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:10
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 18, 4, 10, 19, 15
Answer: 13.2