Keystones — Bedrock
Five GCSE retrieval questions · 29 January 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 73 + 54
Answer: 73 + 54 = 127 -
2. Algebra Substitution
If x = 10, find the value of 4x + 5
Answer: 45 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:35
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 6, 6, 5, 11
Answer: 7