Keystones — Bedrock
Five GCSE retrieval questions · 17 November 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 45 + 49
Answer: 45 + 49 = 94 -
2. Algebra Substitution
If x = 7, find the value of 7x + 7
Answer: 56 -
3. Geometry Converting lengths
Convert 25cm to mm
Answer: 250mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:30
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 11, 16, 6, 3
Answer: 9