Keystones — Bedrock
Five GCSE retrieval questions · 30 April 2015 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 44 + 19
Answer: 44 + 19 = 63 -
2. Algebra Substitution
If x = 10, find the value of 2x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 5, 10, 6, 2, 12
Answer: 7