Keystones — Bedrock
Five GCSE retrieval questions · 27 December 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 80 + 90
Answer: 80 + 90 = 170 -
2. Algebra Substitution
If x = 6, find the value of 3x + 5
Answer: 23 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 3, 5, 11
Answer: 6.3333333333333