Keystones — Bedrock
Five GCSE retrieval questions · 18 May 2020 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 65 + 88
Answer: 65 + 88 = 153 -
2. Algebra Substitution
If x = 8, find the value of 5x + 12
Answer: 52 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:20
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 12, 4, 17, 20, 3
Answer: 11.2