Keystones — Bedrock
Five GCSE retrieval questions · 4 December 2022 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 78 + 48
Answer: 78 + 48 = 126 -
2. Algebra Substitution
If x = 3, find the value of 8x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:16
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 10, 20, 8
Answer: 12.666666666667