Keystones — Bedrock
Five GCSE retrieval questions · 1 May 2015 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 50 + 68
Answer: 50 + 68 = 118 -
2. Algebra Substitution
If x = 8, find the value of 7x + 12
Answer: 68 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:10
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 12, 20, 13
Answer: 15