Keystones — Bedrock
Five GCSE retrieval questions · 14 January 2023 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 18 + 18
Answer: 18 + 18 = 36 -
2. Algebra Substitution
If x = 3, find the value of 2x + 9
Answer: 15 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:12
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 14, 6, 17
Answer: 12.333333333333