Keystones — Bedrock
Five GCSE retrieval questions · 25 February 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 26
Answer: 12 + 26 = 38 -
2. Algebra Substitution
If x = 7, find the value of 7x + 3
Answer: 52 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:20
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 18, 13, 5
Answer: 12