Keystones — Bedrock
Five GCSE retrieval questions · 12 July 2017 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 33 + 98
Answer: 33 + 98 = 131 -
2. Algebra Substitution
If x = 8, find the value of 6x + 7
Answer: 55 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 28:32
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 15, 2, 7, 3, 3
Answer: 6