Keystones — Bedrock
Five GCSE retrieval questions · 4 April 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 28
Answer: 48 + 28 = 76 -
2. Algebra Substitution
If x = 6, find the value of 4x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 20, 13, 5, 2
Answer: 10