Keystones — Bedrock
Five GCSE retrieval questions · 12 August 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 38
Answer: 16 + 38 = 54 -
2. Algebra Substitution
If x = 2, find the value of 7x + 4
Answer: 18 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:12
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 9, 20, 15
Answer: 14.666666666667