Keystones — Bedrock
Five GCSE retrieval questions · 7 September 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 75 + 38
Answer: 75 + 38 = 113 -
2. Algebra Substitution
If x = 7, find the value of 7x + 4
Answer: 53 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:40
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 6, 15, 6, 8
Answer: 8.75