Keystones — Bedrock
Five GCSE retrieval questions · 17 January 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 23 + 24
Answer: 23 + 24 = 47 -
2. Algebra Substitution
If x = 7, find the value of 6x + 12
Answer: 54 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:20
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 7, 15, 3, 14, 6
Answer: 9