Keystones — Bedrock
Five GCSE retrieval questions · 13 January 2017 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 46 + 39
Answer: 46 + 39 = 85 -
2. Algebra Substitution
If x = 2, find the value of 2x + 11
Answer: 15 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 13, 12, 20
Answer: 15