Keystones — Bedrock
Five GCSE retrieval questions · 11 April 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 33 + 34
Answer: 33 + 34 = 67 -
2. Algebra Substitution
If x = 4, find the value of 4x + 6
Answer: 22 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:16
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 12, 9, 17, 5
Answer: 10.75