Keystones — Bedrock
Five GCSE retrieval questions · 22 May 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 66 + 82
Answer: 66 + 82 = 148 -
2. Algebra Substitution
If x = 9, find the value of 8x + 11
Answer: 83 -
3. Geometry Converting lengths
Convert 18cm to mm
Answer: 180mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 14, 6, 10, 19
Answer: 12.25