Keystones — Bedrock
Five GCSE retrieval questions · 10 November 2021 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 28 + 16
Answer: 28 + 16 = 44 -
2. Algebra Substitution
If x = 9, find the value of 6x + 10
Answer: 64 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:21
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 20, 10, 4, 4
Answer: 9.5