Keystones — Bedrock
Five GCSE retrieval questions · 12 April 2021 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 13 + 30
Answer: 13 + 30 = 43 -
2. Algebra Substitution
If x = 10, find the value of 3x + 12
Answer: 42 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 2, 4, 7, 19, 2
Answer: 6.8