Keystones — Bedrock
Five GCSE retrieval questions · 23 September 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 27
Answer: 16 + 27 = 43 -
2. Algebra Substitution
If x = 10, find the value of 5x + 9
Answer: 59 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 8, 19, 7
Answer: 11.333333333333