Keystones — Bedrock
Five GCSE retrieval questions · 6 December 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 91 + 25
Answer: 91 + 25 = 116 -
2. Algebra Substitution
If x = 4, find the value of 5x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 48cm to mm
Answer: 480mm -
4. Ratio Simplifying ratios
Simplify the ratio 25:40
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 11, 2, 13, 16, 16
Answer: 11.6