Keystones — Bedrock
Five GCSE retrieval questions · 21 September 2013 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 40 + 14
Answer: 40 + 14 = 54 -
2. Algebra Substitution
If x = 10, find the value of 4x + 5
Answer: 45 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 21:6
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 17, 2, 2
Answer: 7