Keystones — Bedrock
Five GCSE retrieval questions · 20 June 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 35
Answer: 49 + 35 = 84 -
2. Algebra Substitution
If x = 8, find the value of 7x + 5
Answer: 61 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:15
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 2, 15, 16, 11, 10
Answer: 10.8