Keystones — Bedrock
Five GCSE retrieval questions · 7 September 2011 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 14 + 42
Answer: 14 + 42 = 56 -
2. Algebra Substitution
If x = 10, find the value of 6x + 4
Answer: 64 -
3. Geometry Converting lengths
Convert 27cm to mm
Answer: 270mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 3, 17, 7
Answer: 9