Keystones — Bedrock
Five GCSE retrieval questions · 5 January 2015 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 63 + 76
Answer: 63 + 76 = 139 -
2. Algebra Substitution
If x = 3, find the value of 2x + 8
Answer: 14 -
3. Geometry Converting lengths
Convert 10cm to mm
Answer: 100mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 11, 15, 2, 8
Answer: 9