Keystones — Bedrock
Five GCSE retrieval questions · 19 February 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 41 + 31
Answer: 41 + 31 = 72 -
2. Algebra Substitution
If x = 2, find the value of 8x + 5
Answer: 21 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:4
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 7, 4, 4, 11, 19
Answer: 9