Keystones — Bedrock
Five GCSE retrieval questions · 21 June 2015 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 28 + 36
Answer: 28 + 36 = 64 -
2. Algebra Substitution
If x = 8, find the value of 6x + 10
Answer: 58 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:18
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 22, 7, 13
Answer: 14