Keystones — Bedrock
Five GCSE retrieval questions · 21 February 2020 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 88 + 90
Answer: 88 + 90 = 178 -
2. Algebra Substitution
If x = 9, find the value of 4x + 10
Answer: 46 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 17, 3, 2, 3
Answer: 6.25