Keystones — Bedrock
Five GCSE retrieval questions · 25 December 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 37 + 43
Answer: 37 + 43 = 80 -
2. Algebra Substitution
If x = 3, find the value of 3x + 8
Answer: 17 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:35
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 22, 9, 18, 7
Answer: 14