Keystones — Bedrock
Five GCSE retrieval questions · 22 June 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 85 + 77
Answer: 85 + 77 = 162 -
2. Algebra Substitution
If x = 6, find the value of 5x + 10
Answer: 40 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:16
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 5, 12, 15, 9, 4
Answer: 9