Keystones — Bedrock
Five GCSE retrieval questions · 12 May 2012 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 50 + 68
Answer: 50 + 68 = 118 -
2. Algebra Substitution
If x = 6, find the value of 6x + 12
Answer: 48 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 11, 4, 19, 3, 13
Answer: 10