Keystones — Bedrock
Five GCSE retrieval questions · 9 December 2017 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 92 + 84
Answer: 92 + 84 = 176 -
2. Algebra Substitution
If x = 2, find the value of 3x + 9
Answer: 15 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 7, 3, 17, 8, 5
Answer: 8