Keystones — Bedrock
Five GCSE retrieval questions · 13 April 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 30
Answer: 14 + 30 = 44 -
2. Algebra Substitution
If x = 4, find the value of 6x + 9
Answer: 33 -
3. Geometry Converting lengths
Convert 48cm to mm
Answer: 480mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 19, 10, 7, 17
Answer: 13.25