Keystones — Bedrock
Five GCSE retrieval questions · 21 November 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 73 + 38
Answer: 73 + 38 = 111 -
2. Algebra Substitution
If x = 4, find the value of 3x + 11
Answer: 23 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 12, 2, 22
Answer: 12