Keystones — Bedrock
Five GCSE retrieval questions · 23 September 2020 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 69 + 31
Answer: 69 + 31 = 100 -
2. Algebra Substitution
If x = 2, find the value of 7x + 11
Answer: 25 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:25
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 3, 9, 19
Answer: 10.333333333333