Keystones — Bedrock
Five GCSE retrieval questions · 4 February 2016 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 61 + 71
Answer: 61 + 71 = 132 -
2. Algebra Substitution
If x = 9, find the value of 5x + 12
Answer: 57 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:30
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 16, 19, 2, 19
Answer: 14