Keystones — Bedrock
Five GCSE retrieval questions · 23 June 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 24 + 33
Answer: 24 + 33 = 57 -
2. Algebra Substitution
If x = 4, find the value of 7x + 3
Answer: 31 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 10, 4, 11, 10, 2
Answer: 7.4