Keystones — Bedrock
Five GCSE retrieval questions · 4 October 2020 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 64 + 93
Answer: 64 + 93 = 157 -
2. Algebra Substitution
If x = 2, find the value of 8x + 9
Answer: 25 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:12
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 3, 12, 11
Answer: 8.6666666666667