Keystones — Bedrock
Five GCSE retrieval questions · 14 October 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 12
Answer: 44 + 12 = 56 -
2. Algebra Substitution
If x = 2, find the value of 6x + 3
Answer: 15 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 19, 12, 16, 18, 2
Answer: 13.4