Keystones — Bedrock
Five GCSE retrieval questions · 14 September 2011 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 49 + 12
Answer: 49 + 12 = 61 -
2. Algebra Substitution
If x = 6, find the value of 5x + 7
Answer: 37 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:24
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 11, 5, 2
Answer: 6