Keystones — Bedrock
Five GCSE retrieval questions · 16 August 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 26
Answer: 49 + 26 = 75 -
2. Algebra Substitution
If x = 7, find the value of 4x + 10
Answer: 38 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:35
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 12, 18, 19, 4
Answer: 13.25