Keystones — Bedrock
Five GCSE retrieval questions · 26 July 2012 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 46 + 13
Answer: 46 + 13 = 59 -
2. Algebra Substitution
If x = 2, find the value of 2x + 3
Answer: 7 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:30
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 10, 7, 21, 3, 14
Answer: 11