Keystones — Bedrock
Five GCSE retrieval questions · 29 November 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 93 + 96
Answer: 93 + 96 = 189 -
2. Algebra Substitution
If x = 4, find the value of 8x + 4
Answer: 36 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:28
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 3, 17, 18, 21, 16
Answer: 15