Keystones — Bedrock
Five GCSE retrieval questions · 2 June 2022 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 39 + 32
Answer: 39 + 32 = 71 -
2. Algebra Substitution
If x = 10, find the value of 5x + 6
Answer: 56 -
3. Geometry Converting lengths
Convert 8cm to mm
Answer: 80mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:21
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 20, 20, 13, 2, 6
Answer: 12.2