Keystones — Bedrock
Five GCSE retrieval questions · 24 June 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 57
Answer: 45 + 57 = 102 -
2. Algebra Substitution
If x = 3, find the value of 7x + 7
Answer: 28 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:30
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 11, 3, 16
Answer: 10