Keystones — Bedrock
Five GCSE retrieval questions · 22 July 2022 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 21 + 62
Answer: 21 + 62 = 83 -
2. Algebra Substitution
If x = 7, find the value of 4x + 3
Answer: 31 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:8
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 7, 8, 5, 19, 6
Answer: 9