Keystones — Bedrock
Five GCSE retrieval questions · 14 July 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 23 + 14
Answer: 23 + 14 = 37 -
2. Algebra Substitution
If x = 10, find the value of 7x + 12
Answer: 82 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:16
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 4, 6, 7
Answer: 5.6666666666667