Keystones — Bedrock
Five GCSE retrieval questions · 27 July 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 76 + 46
Answer: 76 + 46 = 122 -
2. Algebra Substitution
If x = 7, find the value of 3x + 6
Answer: 27 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 15, 7, 12, 3
Answer: 9.25