Keystones — Bedrock
Five GCSE retrieval questions · 8 January 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 31 + 24
Answer: 31 + 24 = 55 -
2. Algebra Substitution
If x = 9, find the value of 5x + 5
Answer: 50 -
3. Geometry Converting lengths
Convert 29cm to mm
Answer: 290mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 10, 2, 18
Answer: 10