Keystones — Bedrock
Five GCSE retrieval questions · 27 February 2020 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 35 + 23
Answer: 35 + 23 = 58 -
2. Algebra Substitution
If x = 4, find the value of 4x + 4
Answer: 20 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 7, 4, 3
Answer: 4.6666666666667