Keystones — Bedrock
Five GCSE retrieval questions · 9 March 2014 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 34 + 71
Answer: 34 + 71 = 105 -
2. Algebra Substitution
If x = 2, find the value of 2x + 8
Answer: 12 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 6, 13, 2, 5, 19
Answer: 9