Keystones — Bedrock
Five GCSE retrieval questions · 16 January 2021 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 45 + 10
Answer: 45 + 10 = 55 -
2. Algebra Substitution
If x = 3, find the value of 7x + 12
Answer: 33 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:20
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 8, 9, 5
Answer: 7.3333333333333