Keystones — Bedrock
Five GCSE retrieval questions · 27 November 2015 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 41 + 22
Answer: 41 + 22 = 63 -
2. Algebra Substitution
If x = 10, find the value of 4x + 6
Answer: 46 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 4, 20, 18
Answer: 14