Keystones — Bedrock
Five GCSE retrieval questions · 27 May 2013 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 18 + 33
Answer: 18 + 33 = 51 -
2. Algebra Substitution
If x = 8, find the value of 6x + 7
Answer: 55 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:12
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 15, 13, 12, 20
Answer: 15