Keystones — Bedrock
Five GCSE retrieval questions · 7 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 39 + 37
Answer: 39 + 37 = 76 -
2. Algebra Substitution
If x = 6, find the value of 7x + 9
Answer: 51 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:21
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 12, 7, 2, 13
Answer: 8.5