Keystones — Bedrock
Five GCSE retrieval questions · 6 February 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 56 + 22
Answer: 56 + 22 = 78 -
2. Algebra Substitution
If x = 6, find the value of 3x + 12
Answer: 30 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:21
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 12, 4, 5
Answer: 7