Keystones — Bedrock
Five GCSE retrieval questions · 12 March 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 15
Answer: 46 + 15 = 61 -
2. Algebra Substitution
If x = 3, find the value of 7x + 12
Answer: 33 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 7, 17, 11, 5
Answer: 10