Keystones — Bedrock
Five GCSE retrieval questions · 26 March 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 43 + 67
Answer: 43 + 67 = 110 -
2. Algebra Substitution
If x = 9, find the value of 5x + 9
Answer: 54 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:10
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 16, 13, 11
Answer: 13.333333333333