Keystones — Bedrock
Five GCSE retrieval questions · 30 December 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 45
Answer: 29 + 45 = 74 -
2. Algebra Substitution
If x = 3, find the value of 5x + 11
Answer: 26 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:20
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 15, 4, 8, 7, 16
Answer: 10