Keystones — Bedrock
Five GCSE retrieval questions · 16 December 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 54 + 29
Answer: 54 + 29 = 83 -
2. Algebra Substitution
If x = 10, find the value of 7x + 10
Answer: 80 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:30
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 15, 7, 4, 17
Answer: 10.75