Keystones — Bedrock
Five GCSE retrieval questions · 1 October 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 33 + 58
Answer: 33 + 58 = 91 -
2. Algebra Substitution
If x = 7, find the value of 3x + 8
Answer: 29 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:28
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 9, 4, 5, 6
Answer: 6