Keystones — Bedrock
Five GCSE retrieval questions · 14 July 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 72 + 42
Answer: 72 + 42 = 114 -
2. Algebra Substitution
If x = 8, find the value of 2x + 3
Answer: 19 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:12
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 11, 20, 6, 4, 19
Answer: 12