Keystones — Bedrock
Five GCSE retrieval questions · 24 May 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 99 + 44
Answer: 99 + 44 = 143 -
2. Algebra Substitution
If x = 10, find the value of 6x + 10
Answer: 70 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:15
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 19, 9, 17
Answer: 15