Keystones — Bedrock
Five GCSE retrieval questions · 12 August 2015 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 35 + 27
Answer: 35 + 27 = 62 -
2. Algebra Substitution
If x = 7, find the value of 6x + 8
Answer: 50 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:40
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 18, 12, 10, 12, 18
Answer: 14