Keystones — Bedrock
Five GCSE retrieval questions · 12 September 2020 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 42 + 14
Answer: 42 + 14 = 56 -
2. Algebra Substitution
If x = 3, find the value of 8x + 7
Answer: 31 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 19, 20, 3
Answer: 14