Keystones — Bedrock
Five GCSE retrieval questions · 4 May 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 73 + 41
Answer: 73 + 41 = 114 -
2. Algebra Substitution
If x = 6, find the value of 8x + 9
Answer: 57 -
3. Geometry Converting lengths
Convert 21cm to mm
Answer: 210mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:6
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 9, 10, 20, 5
Answer: 11