Keystones — Bedrock
Five GCSE retrieval questions · 22 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 60 + 70
Answer: 60 + 70 = 130 -
2. Algebra Substitution
If x = 7, find the value of 7x + 3
Answer: 52 -
3. Geometry Converting lengths
Convert 19cm to mm
Answer: 190mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 14, 19, 6
Answer: 13