Keystones — Bedrock
Five GCSE retrieval questions · 12 October 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 82
Answer: 36 + 82 = 118 -
2. Algebra Substitution
If x = 3, find the value of 5x + 4
Answer: 19 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 20, 7, 5, 2, 5
Answer: 7.8