Keystones — Bedrock
Five GCSE retrieval questions · 8 February 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 76
Answer: 47 + 76 = 123 -
2. Algebra Substitution
If x = 8, find the value of 7x + 6
Answer: 62 -
3. Geometry Converting lengths
Convert 20cm to mm
Answer: 200mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:10
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 16, 16, 4
Answer: 12