Keystones — Bedrock
Five GCSE retrieval questions · 13 May 2011 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 66 + 60
Answer: 66 + 60 = 126 -
2. Algebra Substitution
If x = 2, find the value of 8x + 4
Answer: 20 -
3. Geometry Converting lengths
Convert 39cm to mm
Answer: 390mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:9
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 4, 6, 6, 16
Answer: 8