Keystones — Bedrock
Five GCSE retrieval questions · 24 July 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 52 + 79
Answer: 52 + 79 = 131 -
2. Algebra Substitution
If x = 5, find the value of 7x + 12
Answer: 47 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:8
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 9, 12, 17, 19, 3
Answer: 12