Keystones — Bedrock
Five GCSE retrieval questions · 7 May 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 16 + 17
Answer: 16 + 17 = 33 -
2. Algebra Substitution
If x = 2, find the value of 7x + 12
Answer: 26 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 20, 10, 6, 10
Answer: 11.5