Keystones — Bedrock
Five GCSE retrieval questions · 28 June 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 40 + 23
Answer: 40 + 23 = 63 -
2. Algebra Substitution
If x = 9, find the value of 7x + 3
Answer: 66 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:16
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 18, 3, 2, 9
Answer: 8