Keystones — Bedrock
Five GCSE retrieval questions · 7 March 2022 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 87 + 47
Answer: 87 + 47 = 134 -
2. Algebra Substitution
If x = 10, find the value of 8x + 8
Answer: 88 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:6
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 20, 18, 7, 17
Answer: 15.5