Keystones — Bedrock
Five GCSE retrieval questions · 10 February 2014 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 34 + 80
Answer: 34 + 80 = 114 -
2. Algebra Substitution
If x = 3, find the value of 7x + 8
Answer: 29 -
3. Geometry Converting lengths
Convert 9cm to mm
Answer: 90mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:24
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 18, 2, 7
Answer: 9