Keystones — Bedrock
Five GCSE retrieval questions · 16 January 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 84 + 50
Answer: 84 + 50 = 134 -
2. Algebra Substitution
If x = 4, find the value of 2x + 11
Answer: 19 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 10, 18, 4, 20
Answer: 13