Keystones — Bedrock
Five GCSE retrieval questions · 1 January 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 27
Answer: 13 + 27 = 40 -
2. Algebra Substitution
If x = 10, find the value of 7x + 11
Answer: 81 -
3. Geometry Converting lengths
Convert 17cm to mm
Answer: 170mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:12
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 11, 6, 15
Answer: 10.666666666667