Keystones — Bedrock
Five GCSE retrieval questions · 13 February 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 82 + 58
Answer: 82 + 58 = 140 -
2. Algebra Substitution
If x = 7, find the value of 7x + 8
Answer: 57 -
3. Geometry Converting lengths
Convert 18cm to mm
Answer: 180mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 9, 16, 2
Answer: 9