Keystones — Bedrock
Five GCSE retrieval questions · 22 July 2015 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 30 + 27
Answer: 30 + 27 = 57 -
2. Algebra Substitution
If x = 6, find the value of 7x + 6
Answer: 48 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:6
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 3, 25, 8
Answer: 12