Keystones — Bedrock
Five GCSE retrieval questions · 23 June 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 11
Answer: 34 + 11 = 45 -
2. Algebra Substitution
If x = 9, find the value of 4x + 5
Answer: 41 -
3. Geometry Converting lengths
Convert 38cm to mm
Answer: 380mm -
4. Ratio Simplifying ratios
Simplify the ratio 28:24
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 16, 20, 17, 14, 18
Answer: 17