Keystones — Bedrock
Five GCSE retrieval questions · 9 May 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 81 + 33
Answer: 81 + 33 = 114 -
2. Algebra Substitution
If x = 3, find the value of 2x + 6
Answer: 12 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:16
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 13, 16, 20, 15, 12
Answer: 15.2