Keystones — Bedrock
Five GCSE retrieval questions · 17 September 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 33
Answer: 29 + 33 = 62 -
2. Algebra Substitution
If x = 8, find the value of 6x + 7
Answer: 55 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 17, 6, 17, 14
Answer: 13.5