Keystones — Bedrock
Five GCSE retrieval questions · 27 August 2010 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 22 + 49
Answer: 22 + 49 = 71 -
2. Algebra Substitution
If x = 7, find the value of 7x + 8
Answer: 57 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:32
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 18, 3, 6
Answer: 9