Keystones — Bedrock
Five GCSE retrieval questions · 22 October 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 59 + 38
Answer: 59 + 38 = 97 -
2. Algebra Substitution
If x = 9, find the value of 7x + 6
Answer: 69 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 5, 17, 17, 11, 3
Answer: 10.6