Keystones — Bedrock
Five GCSE retrieval questions · 21 June 2012 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 40 + 14
Answer: 40 + 14 = 54 -
2. Algebra Substitution
If x = 10, find the value of 3x + 3
Answer: 33 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:16
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 9, 18, 7, 6
Answer: 10