Keystones — Bedrock
Five GCSE retrieval questions · 9 July 2011 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 35 + 36
Answer: 35 + 36 = 71 -
2. Algebra Substitution
If x = 4, find the value of 7x + 12
Answer: 40 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 6, 19, 9, 12, 19
Answer: 13