Keystones — Bedrock
Five GCSE retrieval questions · 17 March 2020 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 41 + 30
Answer: 41 + 30 = 71 -
2. Algebra Substitution
If x = 8, find the value of 5x + 10
Answer: 50 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 4, 14, 2, 20, 17
Answer: 11.4