Keystones — Bedrock
Five GCSE retrieval questions · 28 August 2022 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 32 + 43
Answer: 32 + 43 = 75 -
2. Algebra Substitution
If x = 10, find the value of 2x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 20, 5, 4, 11, 19
Answer: 11.8