Keystones — Bedrock
Five GCSE retrieval questions · 27 January 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 18
Answer: 45 + 18 = 63 -
2. Algebra Substitution
If x = 2, find the value of 4x + 10
Answer: 18 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:10
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 5, 16, 6, 17
Answer: 11