Keystones — Bedrock
Five GCSE retrieval questions · 21 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 46
Answer: 32 + 46 = 78 -
2. Algebra Substitution
If x = 8, find the value of 3x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:24
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 2, 12, 2, 8
Answer: 6