Keystones — Bedrock
Five GCSE retrieval questions · 19 November 2020 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 19 + 16
Answer: 19 + 16 = 35 -
2. Algebra Substitution
If x = 6, find the value of 5x + 9
Answer: 39 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 14, 11, 11, 18, 11
Answer: 13