Keystones — Bedrock
Five GCSE retrieval questions · 21 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 10
Answer: 12 + 10 = 22 -
2. Algebra Substitution
If x = 10, find the value of 7x + 12
Answer: 82 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:20
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 7, 6, 4
Answer: 5.6666666666667