Keystones — Bedrock
Five GCSE retrieval questions · 15 August 2021 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 92 + 74
Answer: 92 + 74 = 166 -
2. Algebra Substitution
If x = 9, find the value of 8x + 10
Answer: 82 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:10
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 18, 13, 5
Answer: 12