Keystones — Bedrock
Five GCSE retrieval questions · 15 July 2015 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 34 + 91
Answer: 34 + 91 = 125 -
2. Algebra Substitution
If x = 8, find the value of 7x + 8
Answer: 64 -
3. Geometry Converting lengths
Convert 12cm to mm
Answer: 120mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 4, 20, 18
Answer: 14