Keystones — Bedrock
Five GCSE retrieval questions · 2 December 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 15
Answer: 15 + 15 = 30 -
2. Algebra Substitution
If x = 5, find the value of 7x + 6
Answer: 41 -
3. Geometry Converting lengths
Convert 8cm to mm
Answer: 80mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 4, 5, 20
Answer: 9.6666666666667