Keystones — Bedrock
Five GCSE retrieval questions · 20 October 2013 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 10 + 36
Answer: 10 + 36 = 46 -
2. Algebra Substitution
If x = 5, find the value of 5x + 11
Answer: 36 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:20
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 18, 12, 4, 6
Answer: 10