Keystones — Bedrock
Five GCSE retrieval questions · 25 January 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 79
Answer: 22 + 79 = 101 -
2. Algebra Substitution
If x = 6, find the value of 6x + 11
Answer: 47 -
3. Geometry Converting lengths
Convert 30cm to mm
Answer: 300mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 10, 14, 8, 9
Answer: 10.25