Keystones — Bedrock
Five GCSE retrieval questions · 14 January 2017 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 99 + 91
Answer: 99 + 91 = 190 -
2. Algebra Substitution
If x = 3, find the value of 6x + 10
Answer: 28 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 11, 15, 4
Answer: 10