Keystones — Bedrock
Five GCSE retrieval questions · 23 March 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 34 + 83
Answer: 34 + 83 = 117 -
2. Algebra Substitution
If x = 7, find the value of 7x + 12
Answer: 61 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:40
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 6, 6, 2, 9
Answer: 5.75