Keystones — Bedrock
Five GCSE retrieval questions · 1 July 2017 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 75 + 98
Answer: 75 + 98 = 173 -
2. Algebra Substitution
If x = 6, find the value of 7x + 11
Answer: 53 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 19, 12, 17, 8
Answer: 14