Keystones — Bedrock
Five GCSE retrieval questions · 11 May 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 11
Answer: 45 + 11 = 56 -
2. Algebra Substitution
If x = 9, find the value of 2x + 3
Answer: 21 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:28
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 13, 9, 10, 3, 9
Answer: 8.8