Keystones — Bedrock
Five GCSE retrieval questions · 26 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 18 + 18
Answer: 18 + 18 = 36 -
2. Algebra Substitution
If x = 10, find the value of 8x + 5
Answer: 85 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:9
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 16, 9, 8
Answer: 11