Keystones — Bedrock
Five GCSE retrieval questions · 5 January 2021 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 35 + 46
Answer: 35 + 46 = 81 -
2. Algebra Substitution
If x = 9, find the value of 2x + 9
Answer: 27 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:9
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 12, 11, 9, 11
Answer: 10.75