Keystones — Bedrock
Five GCSE retrieval questions · 4 August 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 20 + 23
Answer: 20 + 23 = 43 -
2. Algebra Substitution
If x = 3, find the value of 6x + 8
Answer: 26 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:20
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 11, 4, 6
Answer: 7