Keystones — Bedrock
Five GCSE retrieval questions · 6 June 2010 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 56 + 37
Answer: 56 + 37 = 93 -
2. Algebra Substitution
If x = 6, find the value of 3x + 4
Answer: 22 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:16
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 20, 3, 16, 2, 4
Answer: 9