Keystones — Bedrock
Five GCSE retrieval questions · 30 September 2012 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 52 + 74
Answer: 52 + 74 = 126 -
2. Algebra Substitution
If x = 3, find the value of 8x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:10
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 14, 8, 20
Answer: 14