Keystones — Bedrock
Five GCSE retrieval questions · 20 November 2017 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 66 + 86
Answer: 66 + 86 = 152 -
2. Algebra Substitution
If x = 3, find the value of 7x + 12
Answer: 33 -
3. Geometry Converting lengths
Convert 14cm to mm
Answer: 140mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:14
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 25, 4, 13
Answer: 14