Keystones — Bedrock
Five GCSE retrieval questions · 15 November 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 93 + 70
Answer: 93 + 70 = 163 -
2. Algebra Substitution
If x = 10, find the value of 2x + 5
Answer: 25 -
3. Geometry Converting lengths
Convert 31cm to mm
Answer: 310mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:16
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 10, 10, 7
Answer: 9