Keystones — Bedrock
Five GCSE retrieval questions · 31 August 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 97
Answer: 34 + 97 = 131 -
2. Algebra Substitution
If x = 7, find the value of 6x + 8
Answer: 50 -
3. Geometry Converting lengths
Convert 10cm to mm
Answer: 100mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:18
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 9, 9, 7, 4
Answer: 7.25