Keystones — Bedrock
Five GCSE retrieval questions · 30 March 2012 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 64 + 28
Answer: 64 + 28 = 92 -
2. Algebra Substitution
If x = 8, find the value of 4x + 4
Answer: 36 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:10
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 19, 4, 10, 19
Answer: 13