Keystones — Bedrock
Five GCSE retrieval questions · 15 January 2014 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 95 + 30
Answer: 95 + 30 = 125 -
2. Algebra Substitution
If x = 8, find the value of 8x + 7
Answer: 71 -
3. Geometry Converting lengths
Convert 5cm to mm
Answer: 50mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 13, 5, 18
Answer: 12