Keystones — Bedrock
Five GCSE retrieval questions · 30 May 2017 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 30 + 23
Answer: 30 + 23 = 53 -
2. Algebra Substitution
If x = 3, find the value of 2x + 11
Answer: 17 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:40
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 14, 2, 20
Answer: 12