Keystones — Bedrock
Five GCSE retrieval questions · 21 September 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 46
Answer: 46 + 46 = 92 -
2. Algebra Substitution
If x = 4, find the value of 5x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 17, 12, 10
Answer: 13