Keystones — Bedrock
Five GCSE retrieval questions · 20 July 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 82 + 78
Answer: 82 + 78 = 160 -
2. Algebra Substitution
If x = 2, find the value of 7x + 5
Answer: 19 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:28
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 10, 10, 3, 8, 11
Answer: 8.4