Keystones — Bedrock
Five GCSE retrieval questions · 22 October 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 24 + 13
Answer: 24 + 13 = 37 -
2. Algebra Substitution
If x = 5, find the value of 3x + 9
Answer: 24 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 6, 15, 9, 1, 19
Answer: 10