Keystones — Bedrock
Five GCSE retrieval questions · 30 April 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 70 + 64
Answer: 70 + 64 = 134 -
2. Algebra Substitution
If x = 2, find the value of 3x + 8
Answer: 14 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:8
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 21, 11, 14, 17, 7
Answer: 14