Keystones — Bedrock
Five GCSE retrieval questions · 1 November 2022 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 80 + 21
Answer: 80 + 21 = 101 -
2. Algebra Substitution
If x = 6, find the value of 6x + 11
Answer: 47 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:15
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 17, 12, 18, 7, 20
Answer: 14.8