Keystones — Bedrock
Five GCSE retrieval questions · 29 November 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 99 + 47
Answer: 99 + 47 = 146 -
2. Algebra Substitution
If x = 9, find the value of 4x + 4
Answer: 40 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:15
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 5, 6, 14
Answer: 8.3333333333333