Keystones — Bedrock
Five GCSE retrieval questions · 26 June 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 51 + 92
Answer: 51 + 92 = 143 -
2. Algebra Substitution
If x = 8, find the value of 5x + 3
Answer: 43 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 19, 13, 6
Answer: 12.666666666667