Keystones — Bedrock
Five GCSE retrieval questions · 17 November 2021 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 16 + 39
Answer: 16 + 39 = 55 -
2. Algebra Substitution
If x = 7, find the value of 6x + 12
Answer: 54 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 3, 8, 7, 3, 4
Answer: 5