Keystones — Bedrock
Five GCSE retrieval questions · 6 June 2021 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 37 + 48
Answer: 37 + 48 = 85 -
2. Algebra Substitution
If x = 7, find the value of 4x + 9
Answer: 37 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:10
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 17, 18, 2, 4, 2
Answer: 8.6