Keystones — Bedrock
Five GCSE retrieval questions · 2 November 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 34 + 23
Answer: 34 + 23 = 57 -
2. Algebra Substitution
If x = 9, find the value of 6x + 11
Answer: 65 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:24
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 6, 14, 12, 20
Answer: 13