Keystones — Bedrock
Five GCSE retrieval questions · 3 May 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 43 + 43
Answer: 43 + 43 = 86 -
2. Algebra Substitution
If x = 9, find the value of 7x + 7
Answer: 70 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:10
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 14, 16, 8, 2, 6
Answer: 9.2