Keystones — Bedrock
Five GCSE retrieval questions · 14 February 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 16 + 19
Answer: 16 + 19 = 35 -
2. Algebra Substitution
If x = 4, find the value of 6x + 8
Answer: 32 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:15
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 8, 15, 2, 15
Answer: 10